What is the best means of access to verbs a sewage spill within my crawlspace? an overflow blew underneath my house and there is refuse down there....

an overflow blew underneath my house and there is refuse down there. someone told me that putting lime on it cause a dangerous gas that will come into the house. should i use another method save for lime?
Answers:    the only gas you will hold is methane. pellatized lime will help, not meadow lime.they sell it for horse stalls, etc. ask a horse owner if they hold been artificial by dangerous gas (lol)
no lime will be ok, wont prouduce a gas, as they stated,