My /drain Is Clogged, got any ideas?

[John Harrison]

You could try muratic acid found at your local hardware store.
muratic acid is a 35% hydrocloric acid.

Be careful acids are nothing to be careless with.

[Brian E. Kelly]

Originally Posted by jjonas

Or, call a plumber, you cheapskate

Duh..

Somehow pouring a boatload of Acid/Drain cleaner down 40 odd year old pipes does not sound too clever to me.