The contagion required cerebral spinal fluid... as a catalyst.

Osculating Circle

I made contact.

We've made contact.

But the catalyst is stomach acid.

Thorium oxide for a catalyst bed.

Is that his contact?

Do not initiate contact.

The contact wires will be getting very close now.

We're able to do this also with catalysis.

Contact Thermometer

How did you first approach Riemeck?

The contact in Minsk...

Next contact at, um... 1700.

Thirst and exposure.

really? y ou gonna try to get rough with us? no, but i'm gonna call the cops because there's something fishy going on around here.

We keep the channels open.

All right, listen up, nuggets.

Looks like it's going down.

...with the students from Bright Arch? Zero.

This is information that is incredibly powerful.

And so here's the challenge

This was absolutely key for us.

The spy made contact with the enemy.

Osculating circle of this curve

He's made contact.

We have contact!

Who was your contact?

Eight seconds to torpedo contact.

When exposed to oxygen

You made contact?

It doesn't get consumed in the reaction.

A truck came into contact with the bridge supports.

The center of the osculating circle to a curve

You can see her pointing to it in the picture.

He made contact.

But I did deal with one of your colleagues

People like dogs. Most other animals leave you alone.

Any particular trick to purging the catalyst bed?

That's right, but they never attack the same place twice.

Osculating circle at this point

It's the committee to ban contact sports.

Hmm,fbi. That's a good touch.

Yes. it led them back to Mr. Jones.

I need you to contact the president.