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i don't know that's y im trynn to figure this outt

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12y ago
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1mo ago

Roald Dahl invented a valve called the Wade-Dahl-Till (WDT) valve, which was used to help treat hydrocephalus, a condition where fluid builds up in the brain. Dahl's invention significantly improved the treatment outcome for children with this condition.

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11y ago

Alongside Stanley Wade and Kenneth Till, Roald Dahl aided the development and creation of the Wade-Dahl-Till valve. It is a cerebral shunt used to treat hydrocephalus.

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12y ago

save the day

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12y ago

c s forester

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Q: What machine did Roald Dahl invent?
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