Often called runner's knee, chondromalacia patella is a common condition causing pain in the kneecap. The patella is covered with a layer of smooth cartilage, which normally glides across the knee when the joint is bent.ymptoms of chondromalacia include knee tenderness and pain that increases after sitting for a prolonged period of time, using stairs or getting out of a chair. There may also be a grating or grinding sensation when the knee is straightened.
Fluxus is an international avant-garde group or collective that was founded and flourished in the1960s but still continues today.
Flux paste is a cleaner and corrosivepaste to work with copper and other metals to help the solder attach to the other two pieces that your soldering.Source(s): 20+ yrs in bldg maint field.older flux deos a couple things, it helps keep the guns element clean and it helps the solder bond to the part in question. You can buy rosin core solder with the flux already inside the solder, this is much easier to use then to use solder flux.