AeroShell Grease 14 is the leading multipurpose helicopter grease used for most helicopter main and tail rotor bearings (where specified). It is made with mineral base oil and a calcium soap thickener, which provides outstanding protection against moisture, corrosion and fretting.
Top Definition. Hellhound. A hellhound is a dog of Hell, found in mythology, folklore and fiction. Hellhounds typically have features such as an unnaturally large size, a black fur color, glowing red eyes, super strength or speed, ghostly or phantom characteristics, and sometimes even the ability to talk.Hellhounds are often associated with fire, and may have fire-based abilities and appearances.ellhounds typically have features such as an unnaturally large size, a black fur color, glowing red eyes, super strength or speed, ghostly or phantom characteristics, and sometimes even the ability to talk. Hellhounds are often associated with fire, and may have fire-based abilities and appearances.
Hellhounds are mid to high level demons often given as a Slayer assignment to mid to high level players. The introduction of the Summoning skill brought about a rise in players killing them due to their gold charm drop rate.rivia Edit. 1  Slayer Masters describe hellhounds as a cross between dogs and demons 2  . They also don't count when assigned a dog slayer task. 3  Hellhounds could be dogs or wolves that were corrupted by magic or something they ate (similar to the origin of hellcats), rather than actual demons. 4  On 16 June 2009, hellhounds were placed in the 5  ... After