List of timber framing tools. Illustration of carpentry (charpente) in the French EncyclopÃ©die showing hewing, mortising, pit sawing on trestles. Tools include dividers, axes, chisel and mallet, beam cart, pit saw, trestles, and bisaigue . The men talking may be holding a story pole and rule (or walking cane). Shear legs are hoisting a timber. Below, the sticks on the log are winding sticks used to align the ends of a timber.
The problem of plastics. 1  Plastic is a polymeric materialâthat is, a material whose molecules are very large, often resembling long chains made up of a seemingly endless series of interconnected links.
Definition of ectoplasm. 1  1 : the outer relatively rigid granule-free layer of the cytoplasm usually held to be a gel reversibly convertible to a sol. 2  2 : a substance held to produce spirit materialization and telekinesis.