Caption: A liquefied natural gas (LNG) tanker at a U.S. port. LNG tankers present a unique set of safety and security concerns.LNG is more flammable than oil[v] causing great concern for the safety of these tankers when near large populations and infrastructure (i.e., at ports in urban areas).
. The reference is probably the strong, smoky odour of thyme. Yet there is also another, unrelated explanation that the Greek name actually comes from Old Egyptian tham, which denoted a plant used in the mummification process.
Some hold that the word chemistry had a Chinese origin. It may have been derived from the Hakka term KIM-MI or the Cantonese term KEM-MAI, which signifies gone astray in search of gold or secret of gold.hemeia was probably derived from the Greek word chemi which means black. There are three possible reasons for the use of this word: 1  The black soil of the Nile Valley gave the Greeks the name Chemi for Egypt where the chemical arts presumably originated.