'Disease detective dr' presentation slideshows

Living with a Volcano Boom! About 2,000 years ago, a volcano called Vesuvius roared to life. Hot

Living with a Volcano Boom! About 2,000 years ago, a volcano called Vesuvius roared to life. Hot clouds of gas shot into the sky. Burning rocks whirled through the air. Hot ash poured from the from the volcano. INTRODUCTIONS. Oil

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