Unsymmetrical dimethylhydrazine (UDMH) (1,1-Dimethylhydrazine) is a hypergolicrocket fuel[?] ingredient, often used in combination with the oxidiser, nitrogen tetroxide.
UDMH is toxic, and can explode in the presence of oxidisers.
... as the Eurofighter EF 2000).
Despite many delays and controversies over cost, the Typhoon is now in series production.
Current orders for the participating nations are ...