It's the first mission of the Sega Genesis game, BATTLETECH. I've done as good as I can, checking the Mission Briefing and other stuff. I know the civilian is supposed to be a captain or general or something, not a scientist. Terran vespene gas containers are coolant, and protoss ones are vehicle parts for upgrading the attack and defense of your Terran Goliath(s). Rescue the scientist, and he'll disable the