приклади
The reformulated product contained isobutane [2.76], ethyl acetate [0.73], n-heptane [4.66], and fluoroaliphatics [0.75].
According to the company's information the fuel of choice is an 80/20 isobutane / propane mixture.
Residents are exposed to photochemical smog, airborne particles, and alkane hydrocarbons (e.g., propane, isobutane , n-butane).
And so, Kelley knew just what to do as 128.3 tons of vaporized poisons - including sulfur dioxide, hexane, carbon monoxide, isobutane - began sifting earthward.
The end result is the addition of isobutane to isobutylene to form isooctane, the molecule that is the basis of octane ratings seen at the gas pumps.
Other