assault [əˈsɔːlt] n 1. a violent attack, either physical or verbal 2. (Law) Law an intentional or reckless act that causes another person to expect to be subjected to immediate and unlawful violence http://www.thefreedictionary.com/assault
bat-ter-y (bt-r)n.pl. bat-ter-ies 1. a. The act of beating or pounding. b. LawThe unlawful and unwanted touching or striking of one person by another, with the intention of bringing about a harmful or offensive contact. http://www.thefreedictionary.com/battery
my husband came up with these "tricks" and for some reason, it has always stayed in my head!
stupid i know, but i remember them now!
Assault - you don't have to touch salt to get it out (as in, just shake the salt shaker when boiling pasta or whatever)
Battery - you're going to get hurt if you touch a battery while it's raining outside (it's going to shock you!)