What's the difference between heroin and tar?

Heroin


Definition:

Example Sentences:

  • (1) Recent research conducted by independent investigators concerning the relationship between crime and narcotic (primarily heroin) addiction has revealed a remarkable degree of consistency of findings across studies.
  • (2) The typology developed in two previous surveys of illicit heroin products is applicable to many of the samples studied in this work, although significant changes have occurred in the chemical profile of illicit heroin products from certain geographical regions.
  • (3) A procedure for detection and quantification of urinary 6-acetylmorphine (6-AM), a metabolite of heroin, is described.
  • (4) We have investigated the presence of fragments of the HIV genome with a new nucleic acid amplification technique (PCR or polymerase chain reaction) in lymphocytes from 33 seronegative couples with anti-HIV antibodies, most of which were heroin addicts.
  • (5) The Amazonian super heroine was dropped from the role less than two months later.
  • (6) Of 242 north Italian heroin addicts, 24 (9.9%) were HBsAg positive.
  • (7) Both heroin and alcohol addicts were characterized by a high frequency and magnitude of life change.
  • (8) But why did a pregnant heroin addict, or Nadia and the mother who put her into care, want to appear?
  • (9) Rates of past-year heroin abuse or dependence and heroin-related overdose deaths in the United States, 2002–2013.
  • (10) From Stranraer to Stornaway there is a fair chance every primary school child in the country will catch a glimpse of their heroine's gold medal at some stage, like it or not.
  • (11) Newborn infants delivered from mothers addicted to heroin often develop a deprivation syndrome.
  • (12) The results suggest that withdrawal-induced arousal may not be entirely eliminated by the heroin substitute, methadone.
  • (13) The efficiency of the volatilization of heroin using this procedure was studied under laboratory conditions using thin layer chromatography, gas chromatography and high pressure liquid chromatography.
  • (14) The first one is a renal adenocarcinoma in a heroin-abuser patient, of a type we have only found mentioned in the literature in 4 other cases.
  • (15) Another officer grabbing Mann by the collar and threatening his family – to arrest his wife’s “black ass” and ensure he would not see his young son grow up, Mann recalled in an interview – if he did not snitch on a heroin dealer.
  • (16) Plasma ACTH, cortisol, and cyclic-AMP levels of eleven heroin addicts were dertermined before and after treatment with a fast detoxification procedure using acupuncture and electrical stimulation (AES) together with the administration of limited doses of naloxone.
  • (17) Ian Livingstone is not all that keen on being photographed near the life-sized model of Lara Croft in his study – even though he was largely responsible for launching her on the world nearly 20 years ago, and the heroine of the Tomb Raider video games, comics and films helped to make his fortune.
  • (18) India is presently facing the problem of increased trafficking in drugs; heroin and hashish are supplied to the west through the subcontinent.
  • (19) The results suggest that heroin and PCP induce alterations in the septohippocampal cholinergic innervations and in related behavioral performance.
  • (20) A flawed heroine of the anti-apartheid struggle, she is unlikely to keep a low profile in the coming days or to bite her lip if she believes Mandela's memory is being betrayed.

Tar


Definition:

  • (n.) A sailor; a seaman.
  • (n.) A thick, black, viscous liquid obtained by the distillation of wood, coal, etc., and having a varied composition according to the temperature and material employed in obtaining it.
  • (v. t.) To smear with tar, or as with tar; as, to tar ropes; to tar cloth.

Example Sentences:

  • (1) With the exception of PMMA and PTFE, all plastics leave a very heavy tar- and soot deposit after burning.
  • (2) Utilizing the bilateral comparison technique in 30 hospitalized patients with chronic stable plaque-type psoriasis vulgaris, we closely monitored the clinical responses to ultraviolet radiation (Westinghouse fluorescent FS40 bulbs, 290--400 nm) and a variety of tar preparations and lubricant vehicles in combination and separately.
  • (3) It seems that the addition of liquid tar elevates the reaction threshold to dithranol in hypersensitive patients with psoriasis.
  • (4) We now present evidence that such a decrease in amounts of P68 could be essential for HIV-1 replication because of the presence of the Tat-responsive sequence (TAR sequence) present in the 5' untranslated region of HIV-1 mRNAs, which activates the P68 kinase.
  • (5) We conclude that there appears to be no benefit from exceeding a concentration of 5% crude coal tar in yellow soft paraffin in the treatment of patients with psoriasis and that the plateau in the dose-response curve for the action of crude coal tar in psoriasis begins at a point between 1 and 5%.
  • (6) Purified tat binds specifically to HIV-1 trans-activation-responsive region (TAR) RNA in gel-retardation, filter-binding, and immunoprecipitation assays.
  • (7) benj67 asks: How do you continue to justify continued your role in financing the Canadian tar sands, arguably a greater crime than the Libor scandal?
  • (8) Hansen has been an outspoken critic of tar sands, saying last year "it will be game over for the climate if development of the oil sands isn't stopped".
  • (9) In contrast, erythroid and myeloid colony growth from the TAR infant's marrow cells was preserved.
  • (10) Finally, by 6 min of heavy exercise at 8 mph 20% grade, Tar increased 2 degrees C (P less than 0.05) while Tre increased 0.5 degree C (P less than 0.05).
  • (11) Hydroxylamine mutagenesis was used to alter the tar gene that encodes the transmembrane Tar protein required for chemotaxis.
  • (12) A previously described smoking apparatus (20) was used for measurement of puff volume and inhaled tar.
  • (13) Again, tat protected TAR RNA from RNase A cleavage at both U23 and U31.
  • (14) Since its 2013 announcement, a key aim of TTIP has been to destroy regulations that prevent high-polluting tar sand crude oil from entering Europe.
  • (15) TARS-1 and TART-1 but not TARL-2 were transplantable into newborn syngeneic rats and nude mice.
  • (16) Both the occupational and in particular the therapeutic exposure to coal tar resulted in clear increases in urinary levels of PAH metabolites as compared to unexposed subjects.
  • (17) During the remission period the patients were advised to use a tar preparation or topical corticosteroids in the event of minor exacerbations.
  • (18) Biological studies have demonstrated that concentrated extract of tars from combustion of shale oil are carcingenic to the skin of mice.
  • (19) Beech tar, in a concentration of 5% induced a 19% increase in orthokeratosis.
  • (20) For the study reported in the present investigation these data have been augmented by estimates of past workplace exposure to total tar (benzene-soluble matter) and to benzo-a-pyrene (BaP).

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