Incandescent gas mantle e plough: o que têm em comum

1. Passo 1. Incandescent gas mantle — faz parte de — Gas lamp. The Welsbach mantle glows in the flame (from the 1890s).
2. Passo 2. Gas lamp — evoluiu para — Street light. Gas lamps.
3. Passo 3. Street light — faz parte de — Tunnel. Lighting.
4. Passo 4. Tunnel — utiliza — Cinzel. Hezekiah’s Tunnel was cut by hand with chisels.
5. Passo 5. Cinzel — tem como parte — Handle. A wooden or plastic handle.
6. Passo 6. Handle — faz parte de — Plough. Handles for steering the plough.

Abrir Evothings