Its a different version of "like oil mixed with water". It basically means 2 things that are the opposite of each other.
If you mean the chemical element Mercury, then no; mercury and lead are separate elements. At high enough temperatures, they can be melted together, but because mercury is liquid at room temperature they probably wouldn't stay combined.If you mean whether the planet Mercury contains the element lead, then the answer is that it almost certainly does. The core of Mercury is dense and metallic, and lead (like all elements up through uranium) was present at the formation of the solar system.
Lead and several other substances would melt on the surfaces of Mercury and Venus. Mercury's mean surface temperature: 167oC (333oF) Venus' mean surface temperature: 464oC (867oF)
To lay a false trail or misslead someone.
like you are on a mountain
The phrase "like a mug" is slang for doing something excessively, intensively or aggressively. It can also mean acting in a foolish or naive manner.
It's just a phrase meaning that things are great. "This is the sort of life everyone wants to lead."
The phrase, `Fill you full of lead' may have been used in several different movies and shows. What it meant, was that you'd be shot full by lead bullets.
This is a literal phrase, referring to the exudation of serous fluid from a lesion.
I like/love you a lot
It is a question asking, "Do you like the ring?".
It was easy , effortless
Translation: I like/love you.