Dilation and Curetage. This is a cleaning out of the uterus in order to remove plancental, fetal or other tissue. It can be used as a method of abortion, but it also use â¦ d post partem to clean out placental tissue left behind in a normal birth, or to remove miscarried matter.
The third likely source of brown water is iron (and/or manganese) in the water. As rain falls or snow melts on the land surface, and water seeps through iron-bearing soil and rock, iron can be dissolved into the water. In some cases, iron can also result from corrosion of iron or steel well casing or water pipes.
indicators and the ph scale when an acid is dissolved in water we get an acidic solution and alkalis make alkaline solutions if a solution is neither acidic nor alkaline we call it neutral pure water is neutral and so is paraffin indicators are substances that change colour when they are added to acidic or alkaline solutions