Discus prefer a pH of 6.0, but I would recommend 6.5 so that you donât destroy your bacteria cycle. Temperatures should be around 27C-28C (80.6F - 82.4F). Discus canât tolerate ammonia, nitrite, or too much nitrate, so itâs a good idea to thoroughly cycle your tank before adding them as they are big fish.
lip lock definition, lip lock meaning | English dictionary. [. 10 a gas bubble in a hydraulic system or a liquid bubble in a pneumatic system that stops or interferes with the fluid flow in a pipe, capillary, etc. 12 tr to secure (a building) by locking all doors, windows, etc. Collaborative Dictionary English Definition.
The lock on something such as a door or a drawer is the device which is used to keep it shut and prevent other people from opening it. Locks are opened with a key. At that moment he heard Gill's key turning in the lock of the door. An intruder forced open a lock on French windows at the house.