Pregnancy tests :)
technology.
A lightbulb
it's very useful to every day life..........
The top ten inventions of all time are ones that people still use today like the toilet. Other inventions used include the electric stove, cell phones, and computers.
Inventions in 1959
but other cars uses the indicators how? but why we cant use the indicators
Some people may not use indicators because they forget, are lazy, or don't see the importance of signaling. Others may not be aware of the potential safety hazards associated with not using indicators.
to indicate something
inventions? light bulb
indicators
Indicators
Lichens are air pollution indicators.
Indicators
Indicators
technology.
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A lightbulb