Retro gamers often buy console converters to use classic controllers on modern systems.

Before the trip, I fitted an ink converter into my fountain pen so I could use bottled ink instead of carrying bulky cartridges.

I bought several ink converters to try different bottled inks in my fountain pens.

The engineer inspected the Bessemer converter before the next steelmaking run.

Bessemer converters revolutionized steel production in the 19th century, allowing manufacturers to produce large quantities of steel rapidly.

The research team developed a compact ferroelectric converter capable of producing electricity directly from low-grade heat.

Researchers improved the efficiency of ferroelectric converters by optimizing the crystal orientation.

After presenting the climate data, he realized he had preached to the converted and switched to discussing concrete solutions.

When she discusses climate policy at the local café, she preaches to the converted more than she persuades skeptics.

By preaching to the converted, she reinforced the volunteers' commitment before the big campaign.