hiros - this is a hand in greek, our hands mirror each other. so these are the optical isomers.are usually just for organic chemistry. so i believe that the oil is still of organic origin. petrochemicals, how interesting, right? i never thought that our professor is not just a chemist, but also oils are synthesized, but i have a personal question for you. do you have a car on gasoline or diesel, i already forgot and in general you spend a lot of money on fuel. hmm, i don't have much diesel, but anyway, i listen it doesn't hurt my budget much. and you well , i often work at home too. and plus, i still try to use public transport on weekdays, so yes, i also don’t spend a lot of money on fuel. and vyacheslav alexandrovich in general, when oil appeared on our planet, and what is it all about. well, you know what it is, but it's a mixture of liquid hydrocarbons. and now, as we can see, it is mostly black. and there is even such a saying black gold. yes, although, in principle, oil, it can be different, it can also green and brown. it depends on what it consists of when it appeared, w