Explanation

In 1928, at St. Mary's Hospital, London, Alexander Fleming discovered penicillin.

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ND30-12-2022

Explanation

Penicillin was discovered by Alexander Flaming In 1928

Penicillin was the first true antibiotic

The first patient Albert Alexander, a 43-year-old policeman, was treated with penicillin on 12 February 1941

Alexander Flaming determined that penicillin had an antibacterial effect and published his findings in 1929 

Explanation

• In space exploration, a spectroscope is typically used to analyze the light coming from stars, planets, and other celestial objects to determine their chemical composition.
• This helps scientists understand the formation and evolution of stars, planets, and galaxies.

Explanation

 EMT RESCUE 1122 "CPR" related question":

Explanation

in the early 1950s, the first successful vaccine was created by US physician Jonas Salk.

Salk tested his experimental killed-virus vaccine on himself and his family in 1953

First used Salk vaccine in 1955 ( in activated)

while 

A live attenuated (weakened) oral polio vaccine developed by Dr. Albert Sabin and first used in 1961.

Israel launched a polio vaccine drive after 1988 in April 2022

ND10-3-2023

Explanation

Benjamin Franklin discovered electricity and invented the lightning rod and bifocals.

Benjamin Franklin's 1752 kite experiment proved lightning is electricity.

Explanation

The entity specifically trained and responsible for discarding explosive material is the Bomb Disposal Squad

It is also known as Explosive Ordnance Disposal (EOD) units.

Explanation

Radioactivity was discovered by Henri Becquerel in 1896.

Antoine Henri Becquerel was a French engineer, physicist, Nobel laureate, and the first person to discover radioactivity. 

ND18-9-2023

Explanation

Alessandro Volta was a famous Italian physicist.

He is well-known for the invention of the first battery in 1800.

He was born in Como, Italy on February 18, 1745.

He was died in March 1827.

Explanation

Aspirin, also known as acetylsalicylic acid, is a drug used to relieve pain, fever, or inflammation.

Aspirin was invented by German chemist Felix Hoffmann in 1897.