Hi -- I'm not a cobber; only had some ideas about how to use sandbags
for housing. But I've heard the term "aprovecho" ... and that's all I
know about it. Sorry. Probably someone else on the list knows more --
or try the cobber's website. Be well!
Michael Blate
Heal Yourself and Your Loved Ones Using
Only the Touch of Your Finger -- It Works!
G-Jo Acupressure ... www.g-jo.com