True enough, I was just yanking your chain a little, I can't find any smiley things. I should have added a :-). Unfortuenatly for me, Lowe's is even closer than HD so I'm always getting a workout.
I'd be leeery about blasting with sand from anywhere. I picked up some black stuff for blasting from Tractor Supply and it worked well. Screening it after picking it up would help. I can get a name and some ingredients off a bag later this week.
It was around $5.00, but I don't know the weight off hand.
Eric