"And when the days of their purification according to the law of Moses were fulfilled, they brought him up to Jerusalem, to present him to the Lord (as it is written in the law of the Lord, Every male that openeth the womb shall be called holy to the Lord), and to offer a sacrifice according to that which is said in the law of the Lord, A pair of turtledoves, or two young pigeons." Luke 2:22-24 ASV
<p>Illustration of Mary and Joseph presenting Jesus in the temple forty days after his birth.

Presentation of Jesus in the Temple

"And when the days of their purification according to the law of Moses were fulfilled, they brought…

This illustration shows a standard Lowe water gas apparatus.

Standard Lowe Water Gas Apparatus

This illustration shows a standard Lowe water gas apparatus.

"The sulphur is then further purified by heating it in iron vessels (retorts) without access of air, until it is vaporized. the vapor is led into brick-lined rooms. A part of the gas is suddenly cooled and is deposited as a fine powder on the sides of the room. The form is known as flowers of sulphur. Most of the sulphur vapor condenses in the liquid form, and flows down to the outlet of the condensing chamber." -Brownlee 1907

Sulfur Purification

"The sulphur is then further purified by heating it in iron vessels (retorts) without access of air,…