What innovative solution did Mission Control devise to manage carbon dioxide buildup for the Apollo 13 crew?

Answer

Jury-rigging the Command Module's square lithium hydroxide canisters into the Lunar Module’s round fittings.

The design team had to invent solutions on the fly, which included using on-board materials like duct tape and plastic bags to adapt the square CM canisters to the LM's round fittings to manage CO2.

What innovative solution did Mission Control devise to manage carbon dioxide buildup for the Apollo 13 crew?
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