HELP List the three safety redesign items done on the Apollo capsules?

The spacecraft was in three parts: The conical Command Module where the crew ate and slept on its way to the moon and home; the Service Module, supplying electricity, maneuvering power and thrust to get home from lunar orbit, and water to the spacecraft; and the Lunar Module, or LM, a two-part

Explanation:

1 fire, a tragedy that killed three astronauts in 1967, NASA changed its thinking about space capsule design and safety

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