(n.) A black, granular, explosive substance, consisting of an intimate mechanical mixture of niter, charcoal, and sulphur. It is used in gunnery and blasting.
Example Sentences:
(1) The local undertakers were pleased to discover the great Henty to be the man they had always imagined - a full-bearded giant, stern and wise, dressed like a warrior hero or - much the same thing - a Victorian gentleman with the whiff of gunpowder and the clash of sabres about him.
(2) Built in the 1570s and known as a 'miniature Hampton Court', it was once owned by one of the Gunpowder Plot conspirators.
(3) We were able to remove most of the foreign body particles from a fresh wound caused by a gunpowder blast to the face, using microsurgical techniques.
(4) The report of the post-mortem by the St Louis County medical examiner said that the largest gunshot wound found on Brown’s body was on his right hand, and that tissue from the wound appeared to contain gunpowder particles.
(5) Martin's clothing was scorched by gunpowder while the bullet hole in his chest was not, he said, proving that there was "at least an inch, or two or three" separating his clothing from his skin.
(6) And he had the cheek to call us “a roomful of gunpowder”.
(7) When one of the gunmen shot the lady who had been on the phone and I could smell the gunpowder, I knew the gunmen must've seen us.
(8) The quantities of gunpowder particles on the targets which were calculated by stereoscopic microscope increased distinctly in vertical shot direction (from above downwards), especially at distances 2 and 2.5 m and particle flight distance rose; in horizontal shot direction distances of gunpowder particle flight didn't exceed 2-3 m.
(9) After opening the windscreen they used a water charge in an attempt to render any gunpowder inert.
(10) Whitworth Gallery Manchester After a £15m refit and extension, the Whitworth reopens with multiple exhibitions and displays, including key works and new commissions by Cornelia Parker, the beautiful watercolours of Thomas Schütte, and a 45-metre-long gunpowder drawing by Chinese artist Cai Guo-Qiang (who devised the unforgettable fireworks for the Beijing Olympics), originally conceived for the Japanese city of Hiroshima.
(11) One Whitehall source said: "One whiff of gunpowder and Downing Street runs away.
(12) The witnesses said that in late June he began equipping himself with a helmet, gas mask and body armour; and in July he began buying fuses, gunpowder, chemicals and electronics to booby-trap his apartment in the hope of triggering an explosion and fire to divert police from the theatre.
(13) Blast tattoos occur when fragments of gunpowder are propelled into the skin during a firearm discharge.
(14) I walked about 2 steps in the door, and screamed, and shut my eyes, when I heard him move, I started firing.” Byrom’s lawyers stressed in their submission to the court that Edward Jr knew where his father’s gun was kept, led police to the murder weapon, and was found to have gunpowder residue on his palms after the killing, while Gillis did not.
(15) A series of public green spaces along the waterways add up to Maryland’s largest state park: Gunpowder Falls.
(16) It was not marked with his fingerprints and no significant trace of gunpowder was found on his body.
(17) Major General Huang Yongyin said China needed to match the defensive efforts of other major nations, arguing: "For national security, the internet has already become a new battlefield without gunpowder."
(18) The bomb was made up of gunpowder of the sort that could be obtained from fireworks, three propane tanks and two five-gallon containers full of petrol.
(19) Even in translation there are some great lines – “we have taken the drum of gunpowder as our rhythm and the sound of machine guns as our melody”.
(20) Jensen, who ran a construction company and had legitimate knowledge of demolitions, said the conversation did not seem abnormal because "men and boys are interested in gunpowder and bullets and fast cars".
Potassium
Definition:
(n.) An Alkali element, occurring abundantly but always combined, as in the chloride, sulphate, carbonate, or silicate, in the minerals sylvite, kainite, orthoclase, muscovite, etc. Atomic weight 39.0. Symbol K (Kalium).
Example Sentences:
(1) With NaCl as the major constituent of the bathing solution (potassium-free pipette and external solutions) the reversal potential (Er) of the noradrenaline-evoked current was about 0 mV.
(2) The transport of potassium ions through membranes of red blood cells was examined in in bitro experiments using a CMF of 4500 oersted.
(3) RNAs encoding a wild-type (RBK1) and a mutant (RBK1(Y379V,V381T); RBK1*) subunit of voltage-dependent potassium channels were injected into Xenopus oocytes.
(4) Nicardipine lowered systolic and diastolic blood pressure to normal, plasma aldosterone was reduced and serum potassium levels were increased.
(5) However, within 5 min potassium overcame the vanadate potentiation of ouabain binding regardless of the order in which it was added to the reaction mixture.
(6) In this study, a potassium nitrate-polycarboxylate cement was used as a liner and was found clinically to tend to preserve pulpal vitality and significantly eliminate or decrease postoperative pain.
(7) This promotion of repetitive activity by the introduction of additional potassium channels occurred up to an "optimal" value beyond which a further increase in paranodal potassium permeability narrowed the range of currents with a repetitive response.
(8) Assuming 1 kg LBM to contain 52.1 mmol potassium, the mean LBM was 3028 g in the I-NSM and 2739 in the I-SM; mean fat mass was similar in both groups.
(9) PYY inhibited the reduction in net absorption of sodium chloride and water evoked by vasoactive intestinal peptide (VIP), but did not affect the VIP-evoked increase in net potassium secretion.
(10) Thallium-201, a radiopharmaceutical that possesses many of the characteristics of potassium analogues, at present is receiving the greatest attention as a regional blood flow indicator.
(11) No changes were seen in the levels of serum creatinine and potassium, but episodes of hyperkalemia were more frequent in patients on Epo.
(12) Urinalysis revealed a low pH, increased ketones and bilirubin excretion, dark yellowish change in color, the appearance of "leaflet-shaped" crystals and increased red blood cells and epithelial cells in the urinary sediment, increased water intake, decreased specific gravity and decreased sodium, potassium and chloride in the urine.
(13) An electrogenic sodium-potassium pump appears to contribute materially to the steady-state potential and to certain of the transient potential responses of vascular smooth muscle.
(14) No difference in urinary sodium or potassium excretion was observed between SHR and WKY, but basal calcium and phosphate excretion were reduced in SHR (P less than 0.05).
(15) There were no relationships between blood pressure and calorie-adjusted intakes of fats, carbohydrates, sodium, potassium, calcium or magnesium.
(16) The effects of insulin on the renal handling of sodium, potassium, calcium, and phosphate were studied in man while maintaining the blood glucose concentration at the fasting level by negative feedback servocontrol of a variable glucose infusion.
(17) A calcium dependent potassium conductance was probably involved in the slow phase, because it was sensitive to inorganic calcium blockers.
(18) The renal response to aldosterone, measured by urinary sodium and potassium excretion, was determined in adrenalectomized rats that had been previously fed either a high potassium diet or a control diet.
(20) The concentration of potassium (K+) and sodium (Na+) was measured in breast cyst fluid (BCF) from 611 cysts greater than 3 ml aspirated in 520 women with gross cystic disease of the breast.