Penicillins are a certain collection of antibiotics that eliminate infection causing bacteria. Also known in short as pen or PCN, they originate from a type of fungi called Penicillium fungi. They are used in the treatment or prevention of many different bacterial infections, usually caused by Gram-positive organisms.
VRLA battery. (Redirected from SLA battery) A VRLA battery stands for (valve-regulated lead-acid battery) more commonly known as a sealed lead-acid (SLA), gel cell, or maintenance free battery, is a type of lead-acid rechargeable battery.
Q. I'm wondering what is the best way to maintain such a battery for only infrequent use. A. A standard marine deep cycle battery is a sealed lead acid (SLA) battery. The short answer is that if you keep a battery of this type at 50% or more of it's Amp hour charge, it will maximize it's life.. I'm wondering what is the best way to maintain such a battery for only infrequent use. A. A standard marine deep cycle battery is a sealed lead acid (SLA) battery. The short answer is that if you keep a battery of this type at 50% or more of it's Amp hour charge, it will maximize it's life.