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Disadvantages of using air transport;It is expensive to maintain an aircraftAirports are expensive to buildIt requires a lot of land to put an airportAircrafts can only take off and land in specific areas hence inconveniencing the usersAircrafts cannot carry bulky good as compared to other means of transportIt is very expensive to travel by airRunning airlines requires specialized skills and personnel who are expensive to trainIncase of accidents, losses are very high since there are few survivorsBad weather like rainfall leading to delays and re-schedules
Uses of water as an early source of energy in industries are to;Cooling machines.Mixing chemicals.Turn spinning machines in texture industries.Grinding grains into flour
Disadvantages of inbreeding in livestock include;Loss of hybrid vigour/reduced performanceDecline in fertilityReduced productionHigh rate of pre-natal mortalityWeak inferior off springs
Disadvantages of using a cheque are;Requires the payee to go to the bankThey may be dishonouredCan only be issued by an account holderThe drawer pays some bank chargesNot readily acceptable by everybody
Disadvantages of free trade to a country are;Loss of government revenue in form of import and export duty on the goods being imported or exported.Closing down of local industry as a result of cheap imported goods from member communities.May cause unemployment where more qualified people move into the country from their countries.Limited consumer choice that lead to lower standard of living.Compromising a country's political ideology if pursuing different political ideology in order to fit in the bloc.Loss of opportunity to obtain cheaper commodities from non member countries that forces consumer to buy goods produced in the bloc.Importation of inferior goods