You are correct, my bad. But the production problem is what I described. The fungus is resistant but not immune to its own poison. It therefore proved very ha

You are correct, my bad. But the production problem is what I described. The fungus is resistant but not immune to its own poison. It therefore proved very hard to produce commercially viable amounts. However once a mass production method was found, it was considered vital to the war effort and we quickly ramped up production.