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• This multiplexing provides more input channels but at a sacrifice in (or at the sacrifice of) frequency response of each channel.

• The thrust is increased at the cost (or penalty) of an increase in specific fuel consumption.

• Ethylene production increases at the expense of the higher molecular weight olefins.

• Such power has not been obtained at the expense (or sacrifice) of reliability.

• Losses through evaporation are regarded as trifling.

• Increasing the chromium content results in improved corrosion resistance to scaling, but with some sacrifice in other properties.