Daredevil, Vol. 1 #240 (1987)

The Face You Deserve
Rotgut has stepped up his plans, and intends to cut out the poisons in one fell swoop by poisoning an entire building. Daredevil finds out after the poison is connected to the water main. He can warn the tenants, or deal with Rotgut, but not both.
Release Date: 1987