In the past, acid mine drainage (AMD) associated with coal mining operations and the disposal of coal refuse have been a driving force behind research efforts on the properties of coal combustion products (CCPs) [1]. The results from research over the last 15 years clearly indicate that bulk-blended CCP has the potential to ameliorate AMD production in coal refuse as long as acid-base balance c...

number of "municipal 'towns, in India, the methods of disposal of town"-wastes like night soil and katchra are highly insanitary and wasteful. The katchra dumping grounds and the night soil trenching grounds have often proved to be dangerous sources of fly breeding. For some years now, the compost method has been recommended as a satisfactory system of disposal of town refuse. It has proved to ...

Mr. Nowak's paper finally puts European incinera­ tor practice in its proper perspective. It is interest­ ing to note that incineration is selected for the dis­ posal of refuse for the same reasons in his country that are usually used in our country. Perhaps the decision to generate steam from refuse in this country will follow thei r decision process. Mr. Nowak has pointed out that burning ref...

Insulin-dependent diabetic patients are not educated on safe sharps disposal methods, so leading to unsafe disposal of needles. Appropriate education on the correct disposal of sharps should be an integral part of their diabetic counseling. Doctors, nurses and pharmacists should all take responsibility for educating and reinforcing information about correct sharps disposal methods. Patients sho...