A solventless extraction method involving the use of a hair straightener or flat iron to apply heat and pressure to cannabis. Using a piece of parchment paper to wrap your flowers or low-grade hash, you set the hair straightener to a specific temperature (opinions vary as to what temperature is best) and then press onto the parchment paper until the oils begin to extract.
Solventless Extraction, Rosin Pressing, Heat Press Extraction, Cannabis Rosin Method, Rosin Extraction Technique
