A saw is a tool for cutting wood or other material, consisting of a blade with the edge dentated or toothed and worked either by hand or by steam, water, electric or other power.
According to Greek mythology, the saw was invented by Talos, the nephew of Daedalos.
Types of Saws
Ripsaw - for cutting along the grain
Circular saw - machine-driven for industrial sawing of logs and beams
Chainsaw - motor-driven, for felling trees
Band saw - with motor-driven continuous band
Bow saw - thin blade pulled taut by a twisted cord
Coping saw - thin blade tensioned by a metal frame
Floorboard saw - with curved blade
Padsaw or Keyhole saw - with narrow pointed blade
Hacksaw - for cutting metal
Tenon saw - with blade stiffened for accurate cuts
Jigsaw - narrow blade for cutting irregular shapes
Log saw or bucksaw - for fast, rough cutting
Two-man saw - for cutting large logs