Question 37
Rechargeable batteries are usually more expensive but can be recharged and reused many times. (Figure 12.38) This makes them more environmentally friendly and much cheaper over time. Do some research on the price of rechargeable and disposable batteries and calculate how many times you would need to recharge a disposable battery before it starts saving you money. In pairs, share your answers.
**Editorial safety correction:** The source says “recharge a disposable battery”; read this as “recharge a rechargeable battery”. Never recharge a battery labelled non-rechargeable.
**Editorial safety correction:** The source says “recharge a disposable battery”; read this as “recharge a rechargeable battery”. Never recharge a battery labelled non-rechargeable.
