It's also a fact that all cold water hash contains DHMO (dihydrogen monoxide). This chemcial can be incredibly dangerous.
From the MSDS report on Diyhdrogen Monoxide:
Section V: HEALTH HAZARD INFORMATION
V 1: ROUTE OF ENTRY:
EYE : Irritant in sensitive persons
Skin Contact : May cause discomfort depending on temperature.
Skin Absorption : : May cause temporary wrinkling of skin.
Inhalation : Inhalation of liquid can be fatal.
Ingestion : Ingestion of large quantities may result in excessive micturation.
V 2: EFFECTS OF OVEREXPOSURE:
Acute Exposure : Inhalation of liquid can cause serious discomfort, possible tissue damage and is often fatal.
Chronic Exposure: Not known to cause permanent effects other than excessive micturation due to large amounts being
ingested..
Inhalation can be fatal. And you inhale it every time you smoke cold water hash!
See for yourself:
http://www.dhmo.org/facts.html
http://www.dhmo.org/msds/MSDS-DHMO-Kemp.pdf