Extra difficult. Extra hard.

How is it possible?

Insects have a hard skin.

I repeat till my tongue stiffens

But it was too stoney and full of cactus on top.

This is the toughest material I ever saw, General.

Callouses on my knees that let me kneel comfortably.

(ii) Transport workshop facility (replacement of Rubbhall with prefabricated hardwall structure)

It's thousands of times, maybe 3,000 times tougher than this.

Imagine making all of our hard materials that way.

In this battle, we will be as hard as our tanks.

Yet, it's 3,000 times tougher than its geological counterpart.

All it was doing was breaking my arrows because the shark skin is just so strong.

Why, then, do rocks look and feel solid and hard and impenetrable?

The sitting room, solid oak doors and floors, mahogany wainscoting.

Can't you put something hard and cold on my temple and press your finger...

However, the thorn personified in Fidel Castro remains intact and is increasingly robust.

The rock that Kanzi is using is extremely hard and ideal for stone tool making, but difficult to handle, requiring great skill.

Cheese is a solid food made from the milk of cows, goats, sheep, and other mammals.

But it wasn't until about 500 million years ago during the Cambrian geologic time period that organisms in the ocean started making hard materials.

But what Galileo saw was a rocky, barren world, which he expressed through his watercolor painting.

But if you take the same carbon atoms and interconnect them a different way, you get diamond, which is clear and hard.

And it was during this time that there was increased calcium and iron and silicon in the environment, and organisms learned how to make hard materials.

Responsibility and desire just butt heads.

Harddisk

hard

Hardcore

Hard Disk

hw

Then why did they not submit when Our punishment came upon them? But their hearts were hardened, and Satan made things they were doing look attractive to them.

So why did they not humbly plead when Our punishment came to them? But their hearts were hardened and the devil made all their deeds appear good to them!

if only, when Our might came upon them, they had been humble! But their hearts were hard, and Satan decked out fair to them what they were doing.

Wherefore then did they not, when the affliction from us came upon them, humble themselves? But their hearts became hardened, and the Satan made fair seeming unto them that which they were wont to do.

When Our Torment reached them, why then did they not believe with humility? But their hearts became hardened, and Shaitan (Satan) made fair seeming to them that which they used to do.

If only, when Our calamity came upon them, they humbled themselves. But their hearts hardened, and Satan made their deeds appear good to them.

But when misfortune befell them from Us why did they not humble themselves? Their hearts had hardened and Satan had made their deeds seem fair to them.

If only, when Our disaster came on them, they had been humble! But their hearts were hardened and the devil made all that they used to do seem fair unto them!

Why did they not entreat when Our punishment overtook them! But their hearts had hardened, and Satan had made what they had been doing seem decorous to them.

If only they humbled themselves when Our scourge overtook them! But their hearts were hardened, and satan decorated to them what they were doing.

Then why, when Our punishment came to them, did they not humble themselves? But their hearts became hardened, and Satan made attractive to them that which they were doing.

Why did they not submit themselves (to God) when Our torment struck them. Instead, their hearts were hardened and Satan made their evil deeds seem attractive to them.

Yet why did they not, when Our punishment came to them, humble themselves? But their hearts hardened and the Shaitan made what they did fair seeming to them.

When the affliction decreed by Us befell them, they did not humble themselves, but rather their hearts hardened, for Satan had made all their doings seem fair to them.

When the suffering reached them from us, why then did they not learn humility? On the contrary their hearts became hardened, and Satan made their (sinful) acts seem alluring to them.

We all know that progress cannot be achieved on disarmament with such rigidly entrenched national viewpoints.