text: Furthermore, not only do they have saftey measures they also uses technolgy. From past reasearch it is known that Venus burns metal so that means that to have good resaerch you have to find somthing that is not meatal to conduct your resarch. So NASA has made another project when they look at old technolgy, and they realised that mechanical computers would help when researching Venus. Mechanical computers conduct "calculations by using gears and levers". Also mechanical computers does not need electronics at all.