Edcamps are: 1  free. 2  non-commercial and conducted with a vendor-free presence. 3  hosted by any organization interested in furthering the edcamp mission. 4  made up of sessions that are determined on the day of the event. 5  events where anyone who attends can be a presenter.
One menstrual cup will last you forever.*. According to Diva Cupâs website, you should replace your cup annually. *Many other eco sites actually claim that with proper care, one cup could last 10 years.
Replace brake fluid knowlesgallery/iStock/Thinkstock. The recommended intervals for changing brake fluid are all over the board depending on the manufacturer, from as often as every two years to never. Really. For example, Chevrolet says to change the brake fluid on most models every 45,000 miles, but Honda says to do it every three years regardless of the vehicle's mileage.