What's the difference between hydrocarbon and rubber?

Hydrocarbon


Definition:

  • (n.) A compound containing only hydrogen and carbon, as methane, benzene, etc.; also, by extension, any of their derivatives.

Example Sentences:

  • (1) The high transition enthalpy for kerasin is ascribed to a lesser accommodation of gauche conformers in the hydrocarbon chains just below the transition temperature.
  • (2) Aryl hydrocarbon hydroxylase (AHH) inducibility, carbon monoxide in expired air (CO), serum gammaglutamyl-transferase (GGT), and total cholesterol were compared in equal-sized, age-matched samples of healthy middle-aged males born in 1921, 1934-1936, and 1946 attending the ongoing preventive medical population program in Malmö.
  • (3) The length of the hydrocarbon chains of the surface-modified silica supports had no significant influence on the selectivity.
  • (4) The specificity of binding to microsomal proteins of metabolically activated hydrocarbons has been studied.
  • (5) Aryl hydrocarbon (benzo(a)pyrene) hydroxylase is present and inducible in Buffalo rat liver cells in culture.
  • (6) The possible occupational cause of the disease, as more solvents in the mud have the structure of aromatic hydrocarbons is discussed.
  • (7) Experiments with a series of adsorbents homologous with CPAD-Sepharose, in which the length of the hydrocarbon chain was varied, provided strong evidence of hydrophobic interactions, in addition to ionic interactions, in the binding of these proteins to CPAD-Sepharose.
  • (8) In the hydrocarbon promotion study, dose related increases were observed in the incidence of ACF in male rats promoted with UG or 50 ppm TMP for 24 or 60 weeks.
  • (9) The results also demonstrated that there was not any apparent correlation between the receptor-binding avidities and in vitro monooxygenase enzyme-induction potencies for the most active polynuclear aromatic hydrocarbons.
  • (10) Both main-stream and side-stream cigarette smoke condensates and some fractions, containing water-soluble bases, water-insoluble bases, and polycyclic aromatic hydrocarbons, were found to induce AHH activity in lung and liver, the lung being induced to the greatest extent.
  • (11) Pancreas transplantation offers the possibility of preventing the development and progression of diabetic lesions by adequate control of hydrocarbon metabolism.
  • (12) A comparison of the relative cytosolic Ah (9S) receptor binding affinities and aryl hydrocarbon hydroxylase (AHH) induction potencies of these hydrocarbons with their 4S protein binding affinities demonstrated the following: five compounds, namely 1,2,5,6-dibenz[a]-anthracene, 1,2,3,4-dibenz[a]anthracene, picene, benzo[a]pyrene and 3-methylcholanthrene exhibited high to moderate binding affinities for the 4S and 9S cytosolic proteins (EC50 values less than 10(-6) M) and induced AHH in rat hepatoma cells; three compounds, namely perylene, benzo[e]pyrene and benzo[g,h,i]perylene exhibited high affinities for the 4S binding protein (1.25 X 10(-7), 4.4 X 10(-8) and 2.9 X 10(-8) M, respectively) and low affinities (EC50 values greater than 10(-5) M) for the Ah receptor protein; moreover these three compounds did not induce AHH in rat hepatoma H-4-II E cells in culture.
  • (13) It was found that HBSAg was strongly bound to straight hydrocarbon chains with more than seven carbon atoms.
  • (14) The parent hydrocarbons and the related K-region dihydrodiols induced some sister-chromatid exchanges but they were considerably less active than these two non-K-region diols.
  • (15) The effect of various fuel additives on the ability of platinum-palladium catalytic converters to remove the carbon monoxide and hydrocarbon components of automotive exhaust has been examined.
  • (16) Other chlorinated hydrocarbons as decachlorobiphenyl, pentachloronaphthalene, hexachloronaphthalene and hexachlorostyrene were identified, but not quantified.
  • (17) It has been estimated that natural oil seeps may also contribute as much as 10% of the hydrocarbons in the global marine environment.
  • (18) The metabolic fate of the carcinogenic aza-aromatic hydrocarbon 7-methyl[7-(14)C]benz[c]acridine (14C-7MBAC) was studied in hepatocytes freshly isolated from untreated, phenobarbital-pretreated and 3-methylcholanthrene-pretreated rats.
  • (19) Renal cytochrome P450, aryl hydrocarbon hydroxylase, 7-ethoxycoumarin-O-deethylase, and benzphetamine N-demethylase were increased after partial hepatectomy by 84%, 360%, 165% and 406%, respectively.
  • (20) Antioxidants devoid of hydrocarbon tails, are 10-20 fold more potent LPO inhibitors than the corresponding AOs with hydrocarbon tails.

Rubber


Definition:

  • (n.) India rubber; caoutchouc.
  • (n.) An overshoe made of India rubber.
  • (n.) One who, or that which, rubs.
  • (n.) An instrument or thing used in rubbing, polishing, or cleaning.
  • (n.) A coarse file, or the rough part of a file.
  • (n.) A whetstone; a rubstone.
  • (n.) An eraser, usually made of caoutchouc.
  • (n.) The cushion of an electrical machine.
  • (n.) One who performs massage, especially in a Turkish bath.
  • (n.) Something that chafes or annoys; hence, something that grates on the feelings; a sarcasm; a rub.
  • (n.) In some games, as whist, the odd game, as the third or the fifth, when there is a tie between the players; as, to play the rubber; also, a contest determined by the winning of two out of three games; as, to play a rubber of whist.

Example Sentences:

  • (1) It became fully operational in 1975, replacing its predecessor the rubber bullet.
  • (2) We describe an enzymatic fluorometric method for determining glucose concentrations in blood samples by analysis on a semi-solid surface (silicone-rubber pads).
  • (3) Hopes of a breakthrough are slim, though, after WTO members failed to agree a draft deal to rubber-stamp this week.
  • (4) Dynamics in the changes was established among the workers from the production of "Synthetic rubber and latex", associated with the duration of occupational exposure to styrene and divinyl.
  • (5) A rubber cuff was fixed on the metal cylinder and let an opening of 8 cm, simulating the cervix uteri.
  • (6) There were 45 deaths from lung cancer among curing workers compared to 24.6 expected based on the age- and calendar period-specific rates of other rubber workers.
  • (7) A preparation in a special triple bath was drawn through two rubber membranes dividing the strip into three segments.
  • (8) Porous polyethylene was thus better incorporated into the soft tissues than silicone rubber as long as the overlying soft tissues were not stressed by an oversized implant or inadequate soft tissue coverage.
  • (9) Neither pH nor composition of liner collection cone had an effect on postthaw acrosomal scores, but the time required for a 50% increase in severely damaged acrosomes was greater for spermatozoa collected in polyethylene than in rubber liner collection cones.
  • (10) Mice were exposed to hypoxia by enclosure in cages covered with dimethyl-silicone rubber membranes for 1-14 days.
  • (11) Two types are present, a crystalline (clear) form and a white, opaque form with pigmentation resulting from a diene rubber.
  • (12) Another man who is not moving fast enough is shot with a rubber bullet.
  • (13) "There is no debate over the conclusion that Abir was injured by a rubber bullet shot by border guards, which in turn leads to the conclusion that the shooting of Abir occurred out of negligence, or in violation of the rules of engagement," said Judge Orit Efal-Gabai.
  • (14) Mortality and morbidity from cancer among a cohort of 13,570 white male rubber workers were examined.
  • (15) An air chamber attached to a Hg-manometer has in an upper wall a round window 8 mm in diameter, closed by a 0.05 mm-thick rubber membrane.
  • (16) It consisted of a conventional precordial or esophageal probe connected to a microphone by a rubber adapter.
  • (17) He explains that the violence began after the demo overran its official cut-off time: Violence flared on Tuesday in the centre of Madrid as baton-wielding police charged crowds and fired rubber bullets at demonstrators who had tried to surround the country's parliament building.
  • (18) The angiomas of the skin may occur in 3 forms: large cavernous angiomas; blood sac looking like a blue rubber nipple, they can be emptied; irregular blue mark, sometimes with puncted blackish spots, they may not blanch on pressure.
  • (19) Linear distortion of the mercaptan (polysulfide) rubber base that takes place during setting is a cause of this problem.
  • (20) Herein we report a case occurring as pustulosis palmaris, that has been identified as an occupational allergic contact dermatitis to black rubber.