A bathtub ring forms from the residue left behind when water evaporates, leading to the concentration of soap scum, body oils, and minerals along the water line. These substances then combine to create a visible ring around the tub. Regular cleaning can help prevent the buildup of this residue.
a bath tub is a milliliter because a liter is the size of a water bottle
A bathtub is not considered a simple machine. It is a household fixture used for bathing and does not have mechanical moving parts to amplify or modify force.
The floor of a bathtub is not considered a simple machine. It is typically made of a solid material like porcelain or fiberglass for durability and stability.
To quickly eliminate bubbles in a bathtub, you can try adding a small amount of cold water or using a towel to skim the surface of the water.
Whether or not a bathtub is porcelain probably would not make a significant difference during a tornado. The type of porcelain from which bathtubs are made would not break in the same way that porcelain dishes can shatter. The important factor is the depth of the tub, and whether the sides are high enough to provide protection from the wind force and from flying objects.
The ring around the bathtub is caused by soap scum an dirt. The ring can be washed off using bathroom cleaner.
Dirt
Your bathtub. Go clean it.
soap scum sticks to the side of the bathtub witch causes bathtub rings to form.
Boron is a metalloid that can prevent bathtub ring by acting as a water-softening agent. When boron is present in water, it can help reduce mineral deposits that cause bathtub rings from forming.
stratum corneum
The color of the ring that the cat leaves in the bathtub in "The Cat in the Hat Comes Back" is pink.
PINK
Yes, it is very common for a vortex to form in a bathtub as it drains.
This might refer to the dirty ring left around a bathtub when someone soaks in a bathtub with soapy bubbles then empties the water. The dirty soap clings to the the sides of the bathtub leaving a ring mark of residue where the high water level was.
PINK
Bubble bath residue and epithelial tissue.