1 Wear safety goggles to protect your eyes. 2  Never use a plunger if a chemical cleaner is present in the drain; you risk splashing the chemical on yourself.  Never remove a trap with chemicals present; you risk burns to your skin. Call a professional but make certain you inform them of what chemical you used.
Originally Answered: Why is the Moon drifting away by 1 cm each year? Because of tidal forces between moon and Earth. As Earth and moon pull each other, bulges are created on the surface.
After a week, the moon is 90 degrees away from the sun in the sky and is half illuminated, what we call first quarter because it is about a quarter of the way around the Earth. A week after this, the moon is 180 degrees away from the sun, so that sun, Earth and moon form a line.iction! This is probably the most commonly held misconception in all astronomy. Here's how the moon's phases really come about: The moon is a sphere that travels once around the Earth every 29.5 days. As it does so, it is illuminated from varying angles by the sun.