“Ask the Vet” with Belinda Evans, DVM, and Paul Breckenridge, DVM, Marine Humane Society. marinhumanesociety.org.

“Q: I want to have my carpets professionally cleaned and am wondering if there are health risks to be aware of. My dogs frequently eat biscuits and lick the crumbs off the carpets. Is there a method of carpet cleaning that is safer and/or healthier for pets? And is there any particular method I should definitely avoid?” From the SFGate.com.