Yes, an apple slice that has been exposed to air can turn brown after a short period of time. If you need to keep the slices from turning, you can coat them with lemon juice or even lemon lime soda.
it turns grey in color
True.
Silver bromide is a photo reactive substance, the colour of the bottle keeps light out.
Oxidisation (more commonly known as rust) causes the brown tinge that coats silver.
You use a thermometer, to measure the temperature. As a guide to know how much heat to apply, the temperature reading must be kept within a certain range, to be constant.
The skin of a banana turns brown or black because the skin is very sensitive and when it is kept in cold temperatures... the skin begins to low its quality, therefore turning it darker.
Mold... Mold happens...
The soil in which the plant is placed must be kept 'towel-wet'. This is a certain dampness which is cold to the touch but does not drip when the pot is lifted. A test for the moisture of your plant would be how easy it is to lift. If it is too light it may need water. Another sign is the color of the soil. This should be kept at a dark brown/black color rather than the light brown of dry soil.
It will begin to grow mold.
If the geckos eggs have not been kept at the proper incubating temperatures they will usually start to turn to a different color and sometimes even dent inwards.
Joseph Brown
people kept on killing them
because it can decompose quickly if kept in transparent bottles
If you are asking about the abolitionist John Brown he was never nominated for anything. He was murder.
Her natural hair color is plain brown- she dyed it blonde when she was in high school and kept it that way ever since, unless she was shooting a film that it needed to be different.
it turns grey in color
Judge Joe Brown's height seems to be a well-kept secret. An internet search does not reveal verifiable information.