A flare tank apparatus for separating combustible gases from a mixture of such gases and a liquid, for example combustible gases in drilling fluid from an oil or gas drill string. The gathered and stored data is then filtered and prioritized. The apparatus and methods described can also be adapted to provide limited access for readers to tag information. The procedure can be performed with no or little detaching of the subscapularis, and with no or little dislocating of the glenohumeral joint. The flexible piece has a wing portion pressing against the half lock elastic piece from an opposite side relative to the card receiving room throughout the card’s insertionejection. The drain connector comprises an elbow-shaped conduit having a horizontal leg adapted to be connected to the chock in communication with the port, and an angled leg adapted to be connected to the hose.