The Black Hand isn't nearly as fast as the Flame Tank at destroying Tiberium, but he can be effective if you garrison him near the Blue Tiberium on Tournament Arena.

Flame Arrestor breather valve should be equipped on the top of tank for type A B liquid according to GB50160-92, "Fire prevention code of petrol chemical enterprise design".

In this paper the performances of M84 programmable controller and its application in flame reversing system in glass tank furnaces are described.