Mechanical resin extraction methods are the most traditional, so there are many ways to separate the resin from the flowers in this way. However, the most common are dry extraction, water extraction, and manual extraction of fresh resin. These extraction methods result in different end products with different names. Dry extraction yields pollen or dry shift hash with CBD; water extraction yields bubble hash or water hash with CBD, and lastly, charas, which is obtained manually from fresh plant matter