reformer

One who effects a reformation or amendment: as, a reformer of manners or of abuses; specifically [capitalized], one of those who instituted or assisted in the religious reformatory movements of the sixteenth century and earlier.

One who promotes or urges reform: as, a tariff reformer; a spelling reformer.

One who effects a reformation or amendment; one who labors for, or urges, reform.

One of those who commenced the reformation of religion in the sixteenth century, as Luther, Melanchthon, Zwingli, and Calvin.

One who reforms, or who works for reform.

One who was involved in the Reformation.

A device which converts hydrocarbons into a hydrogen-rich mixture of gases.

A device used to convert petroleum refinery naphthas, typically having low octane ratings, into high-octane liquid products called reformates.

a disputant who advocates reform

an apparatus that reforms the molecular structure of hydrocarbons to produce richer fuel