greetings ....I am looking to make my first batch of wine soon...looking at kits right now and will probobly jump in sometime soon...anyway, all the kits I looked at say to use an 8 gallon bucket...I found an old plastic bucket that some dry dog food came in question is can I use this for my primary fermenter??....dosent it have to be food grade plastic??...it has the recycle triangle on bottom with a #2 in the center...not sure what that means....and yes I am a rookie lol......thankx.....Tom