Quick Answer. Craving sour foods can be one of the cravings that women experience when they are pregnant due to hormonal changes, says BabyCenter, or craving sour foods can simply be a craving that exists due to brain chemistry, says WebMD.
1 Residential garbage disposals with a 1/3 horsepower (HP) motor cost about $50-$115; a 1/2 HP model runs around $60-$180; disposals with a 3/4 HP motor are about $120-$350; and 1 HP motors can be $150-$380 depending on brand name and quality of construction. If you can't install the garbage disposal yourself, it's generally not a difficult or time-consuming process and you can usually hire a handyman, for anywhere from $30-$150 an hour.
Cost of Initial Installation. Garbage disposals can range from $70 on the low end to $380 on the high end -- and generally speaking, you get what you pay for. A less expensive unit is likely to produce more noise, require more water, and clog more easily than a higher-end model.