The policeman carries a whistle.

Vapor trails

hectoliters

The police officer blew his whistle.

A whistle is blown at the start of a game.

On hearing the whistle, they started at full speed.

When the whistle blows, the race will start.

The referee blew his whistle to end the match.

The policeman blew his whistle for the car to stop.

The policeman whistled the car to stop.

The policeman whistled for the car to stop.

This is a picture of a trainer's whistle, a whistle a trainer will blow to tell a dolphin it's done the right thing and can come get a fish.

A cloud is a mass of vapor.

A cloud is condensed steam.

Steam is coming out of the engine.

The burnt Trade Unions building was steaming, as well.

electricity , gas , steam and air conditioning supply

The steam has fogged my glasses.

Water changes into steam.

Steam was rising up from the ground.

A whistle blew, and the boat slowly began to pull out of port.

Steam trains were replaced by electric trains.

Heat turns water into steam.

The steam engine revolutionised the industry.

Steaming ought to be faster.

This is a calf in captivity making an imitation of that trainer's whistle.

He succeeded in applying steam to navigation.

I ate Chinese steamed pork dumplings for lunch.

How do you say steamed rice in Vietnamese?

We steamed up the windows permanently, and every hour we had a different designer come in and write these things that they've learned into the steam in the window.

Always use distilled water in steam irons because using ordinary water will cause a mineral build up over time that will clog the steam holes.

Do not expose the console to dust, smoke or steam.

A steamship is, without doubt, a city in itself.

Close the main platform is a Temazcal or ancient steam bath.

One is you can actually explain what happens when you steam broccoli.

But there went up a mist from the earth, and watered the whole face of the ground.

The idea here is to explain what happens when you steam broccoli.

You can see it represented here in J.M.W. Turner's painting, Rain, Steam and Speed .

Sixty eight rich men on the Steamer Portland. Stacks of yellow metal.

And not nearly as many small steam engines being built anymore, only large ones for big operations.

For he draws up the drops of water, which distill in rain from his vapor,

For he maketh small the drops of water they pour down rain according to the vapour thereof

But wouldn't it be an easy matter to wire a wall switch so that it triggers the muted horn of a steam ship?

James Watt didn't actually invent the steam engine, he just refined it.

And this magic view allows you to see all of what's happening while the broccoli steams.