Saturday, 15 November 2014

manometer

A 'manometer' is an instrument that uses a column of liquid to measure pressure
Posted by at

2 comments:

  1. rrrr25 December 2014 at 05:44

    latest current affairs and General knowledge 2015

    ReplyDelete
  2. Unknown24 February 2015 at 09:38

    What is the current threat of whole world 2015?
    1. Water
    2. Population
    3. Nuclear weapon
    4. Religious community
    5. Illiteracy

    ReplyDelete

Subscribe to: Post Comments (Atom)