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Polypump Liquid dispenser MCQ (Multiple Choice Questions) PDF Download

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The Polypump liquid dispenser Multiple Choice Questions (MCQ Quiz) with Answers PDF (Polypump Liquid dispenser MCQ PDF e-Book) download to study Inventions Tests. Learn Inventions and Inventors Multiple Choice Questions and Answers (MCQs), Polypump Liquid dispenser quiz answers PDF for online elementary school courses. The Polypump Liquid dispenser MCQ App Download: Free Inventions App to study snowblower, modern neuroscience, foot bag, post-it-note, a.c test prep for elementary school graduation certificate.

The MCQ: In which one of the following year, liquid hand soap was invented "Polypump Liquid dispenser" App Download [Free] with answers: 1966, 1999, 1905, and 1972 for online elementary school courses. Solve Inventions and Inventors Quiz Questions, download Google e-Book (Free Sample) for online schools.

Polypump Liquid dispenser Questions and Answers PDF Download

MCQ: 1

In which one of the following year, liquid hand soap was invented?

  1. 1966
  2. 1999
  3. 1905
  4. 1972
MCQ: 2

Liquid hand soap dispenser was discovered by

  1. Sir Gustave Cote
  2. Sir Joseph Nicephore
  3. Sir William Shockley
  4. Sir Harold Humphrey

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