Many of the islands are untouched due to their steep edges and heights which make it too dangerous to explore.
Xem thêmThis makes tornadoes very dangerous.
Xem thêmTornadoes are especially dangerous to people in cars or mobile homes and about 60 people are killed by tornadoes every year.
Xem thêmThe Internet makes communication easy, and communication can be dangerous too.
Xem thêmWhile kittens can drink their mother's milk, feeding them cow's milk could be very dangerous to their health.
Xem thêmThe hippopotamus is one of the most aggressive creatures in the world and is often regarded as one of the most dangerous animals in Africa.
Xem thêmComputer hardware contain dangerous chemicals such as: lead, mercury, nickel, and cadmium.
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