Multiple choice

Directions: Find out from the following who is scientist behind the invention. Aerosol Spray

  1. Erik Rotheim

  2. Willem Kolff

  3. Moseley

  4. Newton

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Erik Rotheim, a Norwegian chemical engineer, invented the aerosol spray can in 1926, receiving a patent for his design that used pressurized gas to propel liquid contents. This invention revolutionized the delivery of products from insecticides to hair spray. The other names are associated with different inventions: Kolff (dialysis machine), Moseley (X-ray spectra), and Newton (calculus).

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