So it uses some plants to do this job, selected for their gas filtering ability.

Now, before we go in there, the power is back on, so the ventilation and filtration system should also be back on.

Chamber Music

(Women screaming) (Fergus) Room clear!

Now, that's really tough to do with a hall that has 1,100 seats.

Even if you only cared about AlDS in Africa, it might still be a good idea to invest in malaria, in combating poor indoor air quality, in improving maternal mortality rates.

No body. No nothing. Well, she's

Nobody called.

Front room's clear!

Air.

How do you feel about an indoor pool?

What we found is that these rooms remained relatively stagnant until Saturday, when we opened the vents up again.

This is a picture of it right here.

Okay, what do you do for an investigation?

But the bee. That bee in her room.

Yeah, yeah, yeah, no. It's cool.

Andrea is a living air filter that absorbs toxic gasses from air, contaminated indoor air.

I'm Naomi Shah, and today I'll be talking to you about my research involving indoor air quality and asthmatic patients.

We have to stop him. We have to...

Nowadays, people in the lab and people in other groups all over the world are using similar methods to activate or edit memories, whether that's old or new, positive or negative, all sorts of memories so that we can understand how memory works.

Take him to the Saint Regis.

There's been a contamination.

Do you have an empty room in this hotel?

There's no more room. The hotel is full.

He studied interior decoration.

The light from the room in the garden.

So he could have gotten in on Friday.

And it's in the cooler

A han noston ned 'wilith. I smell it in the air.

The air...

What about the air?

When the ballons are laid out, they're totally flat.

Oxygen in your body will expand rapidly, rupturing your lungs.

You and I didn't have 10,000 books when we went to primary school.

Number one.

I'll do it in a different color.

Where is it?

Noah has music at 2 00 and Lilly has karate.

I must be spending too much time in the sun.

There's no damned air here at all.

Follow me to a fitting room.

Of course, digital video is cheap now.

What's with all those college brochures in your bedroom?

The chair? The gas chamber?

It's nice.