Heat pump e screw press: o que têm em comum

1. Passo 1. Heat pump — utiliza — Thermodynamics. A heat pump moves heat from cold to warm by spending work — by the laws of thermodynamics.
2. Passo 2. Thermodynamics — foi inspirado por — Watt steam engine. Carnot wrote “Reflections on the Motive Power of Fire” trying to understand steam engines.
3. Passo 3. Watt steam engine — faz parte de — Rotary printing press. The first rotary presses were steam-driven.
4. Passo 4. Rotary printing press — evoluiu de — Gutenberg printing press. Cylinders instead of a flat press.
5. Passo 5. Gutenberg printing press — tem como parte — Screw press. Gutenberg adapted the screw press known from pressing grapes.

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