How to get grease out of my iPhone?

I was draining grease off my hamburger the other night and I accidentally spilled it all over my phone. Everything works but the speaker. I can't hear it ring I can't hear it when I get a text. I don't hear my alarm (which is a big shame since I use it for work) and when I talk on the phone I can hear them just fine but they can't hear me at all. I gave it a couple days to dry out but Thant didn't work. Plus it's grease not water it probably,y won't dry it will just harden up inside my phone. Any suggestions on what to do to make it work. I really hate it get a new phone. My contract is up at the end of the next month but I hate to go a month with out a phone

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