vomiting
B. Inhaling the released material.
Swallowing a bug is likely not harmful. Swallowing a bug can be harmful if the person is allergic to the bug.
The taste of chlorine in your water is likely due to the presence of chlorine used in the water treatment process to kill bacteria and other harmful organisms.
They are fish bones. They are really small and not likely to hurt you, as your stomach acids will dissolve them.
No it is not harmful but it is likely that they will not enjoy eating it.
There presence indicates organic material which is likely to have been changed in to oil.
Oesophagus and Stomach
If you drink to much vinegar. you may experience slight nausea. The acid in vinegar is milder than your stomach acid, so it will not be likely to have any harmful effects.
That depends on what the "mass" is made of. The angle of repose depends on the material the slope is made from and the presence (amount) of water in the material. Fs = Shear Strength/Shear Stress
You are likely to be punched in the stomach if you just had a large meal, such as Thanksgiving.
Oesophagus and Stomach
The presence of melanin in the skin helps protect against sunburn by absorbing and scattering harmful UV rays from the sun. People with more melanin in their skin are less likely to experience sunburn compared to those with less melanin.