Spandex e piston pump: o que têm em comum

1. Passo 1. Spandex — é material para — Sutiã. Spandex.
2. Passo 2. Sutiã — é feito de — Silk. Mary Phelps Jacob’s bra was made of silk handkerchiefs.
3. Passo 3. Silk — funciona como — Nylon. Nylon was created as a substitute for silk.
4. Passo 4. Nylon — é material para — Spacesuit. The outer layer is nylon and other synthetic fabrics.
5. Passo 5. Spacesuit — evoluiu de — Traje de mergulho. A sealed suit with an air supply.
6. Passo 6. Traje de mergulho — tem como parte — Piston pump. Air was pumped from the surface.

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