What's the difference between abrasive and substance?

Abrasive


Definition:

  • (a.) Producing abrasion.

Example Sentences:

  • (1) This resulted in greater uniformity of abrasion over the enamel surface within the biopsy window area and better operator handling characteristics.
  • (2) Shaping and fine working of restorations necessitated by cervical lesions, abrasions at the necks of teeth, or root surface caries can often be arduous to complete.
  • (3) The row between two of the media industry's most colourful and abrasive figures took place in the YouView boardroom, located at Desmond's Northern & Shell Thameside skyscraper.
  • (4) Abrasive brushing techniques wear down the already damaged tooth surfaces.
  • (5) Orthopedic new approaches to therapy of OA include removal of abnormal tissue to stimulate repair (e.g., burring, abrasion) and grafting (e.g., osteochondral grafts, perichondrium, periosteum) to the subchondral bone.
  • (6) Before we meet, I have to have a stern talk with myself about not mentioning the game last August in which all Arsenal fans will contend that Barton got new signing Gervinho sent off on his debut; he's had similarly abrasive encounters since with fellow midfielders, Karl Henry from Wolves and Norwich's Bradley Johnson, the latter earning him a three-match ban.
  • (7) Elevated risks for stomach cancer among carpenters and machinists may reflect exposure to dusts, abrasives, and cutting oils.
  • (8) The testing was based on The British Standards Institution's specification for toothpastes, using a profilometer technique to evaluate the abrasion.
  • (9) Creation of smear layers with abrasive paper or dental burs reduced permeability by 80-85%.
  • (10) Since prosthetic meniscal replacement may be performed in the setting of normal articular cartilage, a prosthesis will be required to match the exact joint configuration, induce the same lubricity, produce the same coefficient of friction, and absorb and dampen the same joint forces (without incurring significant creep or abrasion) as does the normal meniscus.
  • (11) The titanium alloy strips were treated with citric acid, stannous fluoride, tetracycline HCl, chlorhexidine gluconate, hydrogen peroxide, chloramine T, sterile water, a plastic sonic scaler tip, and an air-powder abrasive unit.
  • (12) Perhaps grime and dubstep were simply too abrasive and strange to be successfully watered down for mainstream tastes.
  • (13) Relief from pain occurred in all patients soon after abrasion was performed.
  • (14) After mechanical denudation of the endothelium with a specially designed abrasive micropipette, spontaneous tone and myogenic responses were preserved.
  • (15) An abrasively Thatcherite style would be poison to their Lib Dem partners.
  • (16) Current management of hand injuries includes debridement by abrasive scrubbing with anti-bacterial detergents, surgical excision, or pressure irrigation.
  • (17) Plaque accumulations were also frequently located in abrasion grooves and surface pits in the enamel, and prolific plaque areas were consistently surrounded by a monolayer of bacterial cells.
  • (18) Corneal abrasion occurred in two babies and corneal oedema in one baby after forceps delivery but in none of the control group.
  • (19) However, person-to-person variation can have a great influence on the abrasion process; moreover, only two persons were involved in this pilot study, and no definitive statement can be made about the effect of the toothpastes.
  • (20) Recently a redesigned air-powder abrasive system was introduced to remove dental plaque and stain from tooth surfaces.

Substance


Definition:

  • (n.) That which underlies all outward manifestations; substratum; the permanent subject or cause of phenomena, whether material or spiritual; that in which properties inhere; that which is real, in distinction from that which is apparent; the abiding part of any existence, in distinction from any accident; that which constitutes anything what it is; real or existing essence.
  • (n.) The most important element in any existence; the characteristic and essential components of anything; the main part; essential import; purport.
  • (n.) Body; matter; material of which a thing is made; hence, substantiality; solidity; firmness; as, the substance of which a garment is made; some textile fabrics have little substance.
  • (n.) Material possessions; estate; property; resources.
  • (n.) Same as Hypostasis, 2.
  • (v. t.) To furnish or endow with substance; to supply property to; to make rich.

Example Sentences:

  • (1) No differences between the two substances were observed with respect to side effects and general tolerability.
  • (2) Modulation of the voltage-gated K+ conductance in T-lymphocytes by substance P was examined.
  • (3) During the digestion of these radiolabeled bacteria, murine bone marrow macrophages produced low-molecular-weight substances that coeluted chromatographically with the radioactive cell wall marker.
  • (4) Intracellular localization of the labeled substance in the tumor tissue was examined autohistoradiographically.
  • (5) Substances with a leaving group at the C-3 position form unsaturated conjugated cyclic adducts and are mutagenic only in the His D3052 frameshift strains with an intact excision repair system (no urvA mutation).
  • (6) A substance with a chromatographic mobility of Rf = 0.8 on TLC plates having an intact phosphorylcholine head group was also formed but has not yet been identified.
  • (7) Serum pepsinogen 1, serum gastrin, ABO blood groups, secretor status of ABH blood group substances and behavioral factors were studied in 15 patients with duodenal ulcer and 61 their relatives affected and unaffected to duodenal ulcer.
  • (8) Agarose-albumin beads may be useful for removing protein-bound substances from the blood of patients with liver failure, intoxication with protein-bound drugs, or specific metabolic deficits.
  • (9) Urine tests in six patients with other kidney diseases and with uraemia and in seven healthy persons did not show this substance.
  • (10) Substance P, a potent vasodilating peptide, seems to be released from trigeminal nerve endings in response to nervous stimulation and is involved in the transmission of painful stimuli within the periphery.
  • (11) Regulators concerned about physician behavior and confronted by demands of nonphysicians to prescribe controlled substances may find EDT a good solution.
  • (12) These results are discussed in the light of the mode of action of the substances used.
  • (13) Most cis AB sera have anti-B activity, essentially at 4 degrees C. In saliva A and H substances are found in normal amounts but B substance is only evidenced by inhibition of autologous cells agglutination.
  • (14) We have investigated some of the factors which affect the retention times of these substances in reversed-phase HPLC on columns of 5-micron octadecylsilyl silica.
  • (15) The data indicate that adult neurons with an intrinsic ability to regenerate axons can respond to substances with neurotrophic or neurite-promoting activities in tissue cultures.
  • (16) The authors describe the role played by these substances in the pathogenesis of inflammations, their importance in the regulation of intraocular pressure and in the development of cystoid macular oedema.
  • (17) They were more irregularly curved and consisted of various substances.
  • (18) We examined 10 life areas clustered around the general categories of "substance use," "social functioning," and "emotional and interpersonal functioning."
  • (19) In certain cases, the effects of these substances are enhanced, in others, they are inhibited by compounds that were isolated from natural sources or prepared by chemical synthesis.
  • (20) The following possible explanations were discussed: a) the tested psychotropic drugs block prostaglandin receptors in the stomach; b) the test substances react with prostaglandin in the nutritive solution; c) the substances stimulate metabolic processes in the stomach wall that break down prostaglandin.