Problem of Solid Waste Incineration in Developing Countries

In fact, if not for the sake of hospital waste, oneresidue as well air emissions that are carcinogenic.
could have categorically concluded that wasteFurther more, the nature of waste generated which
incineration should be phase-out from the developingcontains more of organic cannot be properly handled
countries- especially, Nigeria. The reasons are quiteby indigenous incinerators with perceived low in-built
obvious; incineration requires high skill and technicality.temperature. Incineration is a high temperature dry
The types of incinerators that are very common inoxidation process that reduces organic and
Nigeria are by far different from those ones that arecombustible waste to inorganic, incombustible matter.
found and being used in the civilized countries.Then, incinerator can be used for sludge and mix
Taking Ibadan city for example, no incinerator haskitchen wastes with very small low heat value.
provision for flue gas treatment and, to large extent,However, none of locally made incinerators can
energy recovery. Perhaps, you can only findeffectively do this because of lower temperature
electrically powered incinerator at the University(usually lower than 10000C). Worse still, most of
Teaching Hospital, Ibadan. Apart from this, thethem are built without provision for fuel and usually
incinerators were not normally built with highclogged with unburnt or partially burnt matters.
chimneys to take care of gaseous emissions.In conclusion, due to the sophistication, high
Although, no other methods of effective pathogentechnology and skill, and high capital involved in normal
reduction have ever prescribed for health careincineration, and also due to the threat posed to the
facilities worldwide other than incineration,environment and health by the current method in
non-incineration technologies are being encouraged insome developing countries, Nigeria inclusive, it could
recent years by many environmental pressurebe suggested that locally made incinerators phase out
groups. The reasons include toxic and obnoxious ashin these countries for now.