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Toluene is also found in cigarette smoke and car exhaust. If not in contact with air, toluene can remain unchanged in soil or water for a long time. [39] Toluene is a common solvent, e.g. for paints, paint thinners, silicone sealants, [40] many chemical reactants, rubber, printing ink, adhesives (glues), lacquers, leather tanners, and ...
In both cases, the player keeps playing until a certain number of fish are killed, but arcade mode has no goals (other than a high score), while challenge mode does—generally to reach a given score with certain factors. For instance, no power-ups, or the fish moving very slowly or quickly. Or not even allowing a single fish to die.
Heteroarenes are aromatic compounds, where at least one methine or vinylene (-C= or -CH=CH-) group is replaced by a heteroatom: oxygen, nitrogen, or sulfur. [3] Examples of non-benzene compounds with aromatic properties are furan, a heterocyclic compound with a five-membered ring that includes a single oxygen atom, and pyridine, a heterocyclic compound with a six-membered ring containing one ...
[3] [4] In the game, the player must manage a tank of guppies and other aquatic creatures, and each stage begins with two guppies in the tank. Guppies and other fish drop coins, which can be collected by the player and used to purchase fish food and upgrades, such as more aquatic creatures, food that can keep the fish full for a longer period ...
Like many closely related phenol antioxidants, BHT has low acute toxicity [6] (e.g., the desmethyl analog of BHT, 2,6-di-tert-butylphenol, has an LD 50 of >9 g/kg [11]). The US Food and Drug Administration classifies BHT as generally recognized as safe (GRAS) food preservative when used in an approved manner.
A characteristic type of food chain called the detritus cycle takes place involving detritus feeders (detritivores), detritus and the microorganisms that multiply on it. For example, mud flats are inhabited by many univalves which are detritus feeders. When these detritus feeders take in detritus with microorganisms multiplying on it, they ...
In Feeding Frenzy, players control a hungry marine predator intent on munching as many other fish as possible. During the course of the game's 40 levels, they switch off between 5 marine animals, with the last eight levels having them play as Orville the Orca, and the last level being a 'boss battle' against the "Shark King", a great white shark.
Toluene is now often used as a substitute for benzene, for instance as a fuel additive. The solvent-properties of the two are similar, but toluene is less toxic and has a wider liquid range. Toluene is also processed into benzene. [69] Major commodity chemicals and polymers derived from benzene. Clicking on the image loads the appropriate article