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The earliest known reference to toothpaste is in a manuscript from Egypt in the 4th century A.D., which prescribes a mixture of iris flowers.[Wikipedia:Citation_needed] However, toothpastes or powders did not come into general use until the 19th century. The Ancient_Greece, and then the Ancient_Rome, improved the recipes for toothpaste by adding abrasives such as crushed bones and oyster shells.Answers.comIn the 9th century, the Persian_peoplemusician and fashion designer Ziryabis known to have invented a type of toothpaste, which he popularized throughout Al-Andalus.Answers.comThe exact ingredients of this toothpaste are currently unknown,Answers.combut it was reported to have been both "functional and pleasant to taste".Answers.comIt is not known whether these early toothpastes were used alone, were to be rubbed onto the teeth with rags, or were to be used with early toothbrushes such as Neem_treetwigs or Miswak. It is known that these twigs were used by Indians from ancient times. Neem tree twigs are said to have good medicinal effects.
What else can I help you with?
When was the dual alliance invented in world war 1?
Dual Alliances were not invented in World War I. Any time two countries were allied in a military alliance, it was a dual alliance. It was just the name of an alliance in the WWI period.
Which cities were destroyed by atomic bombs during World War I?
NONEThere were no atomic bombs used in World War 1. It wasn't invented until the end of the Second World War. Hiroshima and Nagasaki, in Japan, were bombed at the end of World War 2.World War I ended with the Treaty of Versailles in 1919.
How did World War 1 help World War 2?
technology, many weapons were invented during WWI, by WWII they had been refined and some countries had learned modern battle tactics to suit.
What did Andorra do in World War 1?
What did Andorra do in World War 1?
What ended the World War 1?
your mom ended world war 1
Who invented tear gas during World War I?
No one knows who invented it, but it was invented in France for world war 1
When was the destroyer of world war 1 invented?
1892
Who invented the tank in world war 2?
the british invented, and introduced it at the battle of somme
Were cars invented after World War 2?
There were cars well before World War 2. Before World War 1 even.
Is it true that radio was invented in world war 2?
NO! Radio was in use well before world war 1!!!!
Who invented the submarine in ww1?
The first submarine wasn't invented in World War 1 but was invented in 1773 in the Revolutionary War by David Bushnell. It was called the Turtle.
Who invented the planes that were used in World War 1?
the wright brothers
What were used in World War 2 but NOT in World War 1?
Bombs were invented during WWI, But they were not used until WWII.
What scientist invented poison gas in World War 1?
Fritz Haber
Was there air conditioning in World War 1?
No, that got invented in like the 1940s.
Why was the enigma machine not available in World War 1?
Because it was not invented yet
Who invented the 4 new types of technology in war world 1?
Goodyear
