ETHYL RENEWS REQUEST FOR HITEC 3000 APPROVAL BY EPA

Ethyl Corp. has refiled its application with the Environmental Protection Agency for approval of its HITEC 3000 gasoline additive. Ethyl sought a permit last year but withdrew the request, explaining it did not have the time in the application process to answer EPA questions about possible higher levels of hydrocarbon emissions (OGJ, Nov. 19, 1990, p. 30). Gary Ter Haar, Ethyl vice-president for health and environment, said data submitted to EPA show HITEC 3000 will significantly reduce