However, if the stool is too soft or hard or if the pet has a tendency to thick, anal gland secretions, the sacs do not empty well and eventually become itchy, enlarged and inflamed. (2ndchance.info)
Of course, these short vacations also mean emptying a good portion of the paycheck. (nfcc.org)
I made every part of the dome myself - and emptied a good few of the bottles! (treehugger.com)