No, they've been lacing it with formaldahyde in some areas, so yer best bet is to get it from people who grow their own
Shame on you! I have seen the telly and "experts" assure me pot goes to your head and turns you into a raving, piano playing looney (please refer "refer madness"). Also, one puff and you'll be shoving needles into your arm and dying from a smack over dose.
People should stick to alcohol and cigarettes which have never hurt anyone. :-x