The element with atomic number 46 is Palladium (Pd). Palladium is a transition metal and is the second element in the Nickel family. Palladium has 46 electrons in 5 shells with 18 electrons in the outer shell.

There are about 46 different species of 'British Ladybirds' most have a red shell with black spots and a black underbelly, some have a black shell with red pots and a black underbelly.

ISO-VG 46 oil is a synthetic polyalkenglycol (PAG) oil, therefore the dielectric constant is 6.6-7.3. Please confirm the oil type of Servo Prime 46 lube oil see the chart in the related links section.

Servo Prime 46 is an ISO-vg46 oil made by Indian Oil Corporation Limited (IOCL).

It is also available from these manufacturers:

BPCL (hydrol 46)

Castrol (Hyspin AWS 46)

ExxonMobil Co. India Pvt. Ltd. (MObil DTE Medium)

Shell (Shell Turbo Oil T46)

The element with atomic number 46 is Palladium (Pd). Palladium is a transition metal and is the second element in the Nickel family. Palladium has 46 electrons in 5 shells with 18 electrons in the outer shell.

You're almost certainly thinking of the cents minted from 1944-46 called "shell case" cents. They were struck from ammunition shell casings (not bullets) that were recovered after the shells they contained were fired in combat. And that was WW2, not Vietnam, of course.