SHELL

awk or

awk '{
	if ( $2 == "abc" || $2 == "def") {
    	print "blah"
    }
}'

awk AND OR

AND &&
OR ||
e.g.
margin=180
cat Eenrgy.dat | awk -v marg="$margin" '{if($1>marg || $1<60) print $0}' > youfile.dat
					^assing envirimntal varible to awk