TOPIC:

F4-51: VACUUM PUMP MODEL 9 years 8 months ago #562

zzfixk23 Topic Author Offline User is blocked Posts: 323 Thank you received: 0	ID Code: F4-51 Purpose: Illustrate how a mechanical vacuum pump works. Description: To operate, rotate knob on back of device. Ping pong balls, representing a fluid, are pumped through the device. Availability: Available Check this box to be notified of replies to this topic. Note: BBcode and smileys are still usable.
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