The cooking hypothesis proposes that the flexibility to prepare dinner promoted an increase in hominid brain measurement, although some researchers find the proof inconclusive. Archeological evidence of hearths was dated to 790 kya; researchers believe that is more probably to have intensified human socialization and will have contributed to the emergence of language. Tools were initially developed by hominids via statement and trial and error. Around 2 Mya , they discovered to make the first stone tools by hammering flakes off a pebble, forming a pointy hand axe. This practice was refined 75 kya into pressure flaking, enabling much finer work. Since the distinction between Technik and Technologie is absent in English, each had been translated as technology.
For the processes and merchandise of other manufacturing industries, see adhesive; clothes and footwear business; dye; explosive; ground masking; forestry; chemical business; man-made fibre; surface coating; papermaking; cleaning soap and detergent; textile. …