Just got a fury 2 the other day, it's a complete game changer. More efficient, better on your lungs, less odor, and leaves you with tasty little brown amoebas that you can have with yogurt and shit. Bowls and joints just look so stupid in comparison.
No, inhaling any particulate is sus, it's best to use extracts sublingually under your tongue/in your cheeks/etc, which actually enters the blood more efficiently than through your liver which only absorbs a fraction.