0
Yes, DDT is very efficient against mosquitoes and other insects.
Wiki User
∙ 7y ago
Add your answer:
Earn +20 pts
How many years did a human live 500 years ago?
If They Lived 500 years ago It WAS 500 years ago
How many years ago was 1-1.8 million years ago?
1.8 million years ago
What was electricity like 150 years ago?
Electricity as you and I know it didn't exist 150 years ago. It was used by scientists in experiments but a practical use had not been discovered yet.
Did Yellowstone's caldera kill off the dinosaurs?
No. The oldest of the calderas at Yellowstone formed 2.1 million years ago, more than 63 million years after the extinction of the dinosaurs.
When did the rangitoto erupt?
600 - 700 years ago.
When was the off mosquito spray invented?
the use of nicotine as an insecticide is dated 1500 years ago
What wise-cracking rabbit made his silver screen debut 69 years ago today?
bugs bunny
Is top still going on with shim actress in a love to kill?
no its not they stopped like two years ago. no its not they stopped like two years ago.
What metals were used 100 years ago?
The most common metal used 100 years ago was aluminum alloy. Aluminum began to be prevalent approximately 170 years ago.
What do they do with the minke whale when they kill it?
a long time ago people used to meat the whales they kill.
How many years ago was ink used for pens?
Ink was used for pens many years ago. It was used in China in probably the 23rd century.
Why would the chemicals used 50 years ago to kill insects not work any more?
because like we do the flu they become immune to it and it doesnt affect them
The first record of the scientific method being used was?
1,200 years ago.
What were pomegranate skins used for 4000 years ago?
Pomegranate skins were used 4000 years ago, to fight intestinal worms and to dye leather.
What are the evidence used for hundred years ago to show the earth's is not flat?
what evidence could be used from four hundred years ago to show that the earth is not flat
Give two examples of standardized units that were used for measurement hundreds of years ago?
people hundreds years ago used pencil and paper to measure
What was the river Yangtze used for 2000 years ago?
They used it as transportation!
