... dying industry. 3. Hi-efficiency 4. CE Air Purification System (Electrostatic) for exhaust gas from Heat Setting Machine from textile ... " contains aldehyde, ketong, hydrocarbon, fatty acid, ester, lactone, heterocyclic compound, all these chemicals are harmful to the health of the ... and infectant to the environment. The BG2000 air purification system cleans the waste air, helps keep the air fresh ...