hat
Youn nan materyèl yo anvan tout koreksyon ki byen enpòtan nan faktori yo chimik se piridin. Nan 1989, pwodiksyon total de piridin atravè lemond te 26K tòn. Kòm de 1999, 11 soti nan pi gwo 25 sit yo pwi piridin yo te sitiye nan Ewòp. Pi gwo pwodiktè pyridine enkli Koei Chimik, Imperial Chimik Industries, ak Endistri Evonik.
eng
One of the raw materials that are quite crucial to the chemical factories is pyridine. In 1989, the total production of pyridine worldwide was 26K tonnes. As of 1999, 11 out of the 25 largest pyridine production sites were situated in Europe. The major pyridine producers included Koei Chemical, Imperial Chemical Industries, and Evonik Industries.