Much of the trade involves chemicals, electronics and telecommunication products.

There is also a new water-base finish he uses that does not involve dangerous chemicals.

Another that doesn't even involve chemicals is the use of various lens filters.

A hospital, nursing home and subdivision were evacuated because of the fire, which involved chemicals used to make a pesticide.

Project Windwar is some scheme that involves chemicals and agriculture.

Only a few examples involving chemicals are known.

Its primary purpose is protection of the hands while performing tasks involving chemicals.

Most of the shipments involved chemicals that are used to produce mustard or nerve gas.

They don't involve chemicals, violence or the ethically incorrect.

The story they gave the media was that it involved chemicals being delivered to Shenkfield's testing facilities.