Hey Fatboy, At work we get some soap in 55 gallon plastic drums. The soap is powder and if it stays dry, it is very easy to clean out. If you are interested in some of these barrels let me know and i can get some for ya in trade for some info on all ready droped boo that you have i need all the help i can get. Just let me know if your interested. Ill keep checking back all day for a reply.