Corrugated Metal Sheet
It is a classical corrugated metal sheet where is commonly used to build walls of factories or construction sites.

Dirt and edge wear can be found on this texture.
 
Metallic Shipping Container
It is a very typical metallic shipping container that you can find on trucks. Though it is blue, its color can be changed in rendering engines or by using the sbsar file.

Dirt mark and edge wear also exists.
Black Floor with White Dots and Dirt
It is a black floor with commonly seen white dot pattern. Dirt can easily be found on the surface, so it is a perfect texture for paving a ground of public area in your CG scene.
 
Stucco Plaster with Trowel Marks
This is a stucco plaster. By examining the surface, a lot of fan shape trowel strokes or marks can be found.
Ground Covered by Fallen Autumn Leaves
This is a ground in a woods that is covered by plentiful fallen autumn leaves. The leaf colors consists of green, yellow and red. Twigs can also be found on the soil.
Wood Planks with Nails
They are wood planks with nails. By close examination, there are rust on some nails. The edges of the planks have worn. and a lot of dirt and dust rests on the wood.

Near grouts, mosses may also be found.
Corroded Iron Sheet with Rusty Scratches
This is an oxidized iron sheet on which there is numerous scratches and dents. Most of the scratches and pits corroded and are covered with rust. Besides, some of the rust is dripping down due to the rain wash.
Muddy Ground with Footsteps in Sludge
This is mostly a muddy ground having some footsteps on the squelchy sludge. A few heavier footsteps squish the mud deeper. It creates puddles everywhere.
Ground Covered with Gravel
This is a texture made of lots of gravel. It can be used as pavement for roads or to cover mud in backyard.

With your imagination, it could also be a wall texture.
Worn Wood Plank
This is a very raw wood plank. Due to aging, most of the planks are worn. It is made of rough type of wood that gives it a very bumpy texture.
Wood Cork Board
This is a wood cork board that is mostly used as a memo board. It is made of loads of wood strips. After a high pressure, those debris forms the semi-hard wood board.

To create a memo board, all you need to do is just put on this texture.
Muddy Swamp with Fallen Leaves
This is a muddy swamp and fallen leaves are everywhere. There are a lot of tiny pebbles in the mud. Puddles also appear on this wet and sticky earth.
Dry Straw Grass / Hay Texture
This is a mixture of straw grass and other dried grass. In more general term, it is hay.

If you are going to model a farm, you should not miss this hay texture.
Lava from Volcano Eruption
This is lava texture. It is the residues of volcano eruption. Before lava is cooled down, it is flowing down the mountain as it is a melted substance. The movement gives lava the highly folded appearance.

Red and hot flame is glowing everywhere. Some parts have a higher temperature than others.
Sand Ground with Wavy Pattern
That is a sandy ground such as beach. It has wavy patterns due to wind. Tiny pebbles can occasionally be found.

Simply put on this texture on a flat surface, you will have a beautiful beach!
Red Brick Wall Partially Plastered
It is a classic red brick wall. On the top is a thin layer of plaster that has a botched workmanship. Brush strokes are prominent. Besides, the plaster only covers some parts of the wall.
Rubber Mulch Mats / Tiles for Playground Safety
This is a rubber mulch mat that can easily be found is many playground for safety. It is a material having a lot of pores, but it can absorb vibration that makes it a good substance for protecting children in playing field.

If you want to texture a playground, please don't miss this PBR texture.
Apple Skin Texture
This is an apple skin texture. There are a variety of apples. This is kind of the one with a mixture of red and orange, especially on the top and bottom. By close examination, yellowish dots can be found on the surface.

This texture is good for texturing an apple.
Glossy Brown Duct Tape Texture
This is a brown duct tape having a glossy texture. They are those used to close openings of cartons.

It is common that boxes are full of brown duct tapes.

Due to large surface area, duct tapes usually have a lot of wrinkles or folds that can be found on this texture.

If you are planning to create a carton box 3D model, you may want to consider Caution Labels for Carton Boxes (Decals 0007) and Carton Box Cardboard Texture (Paper 0025).
Dusty Black Cladding Ground Texture
It is a black cladding with a lot of dust and mud on the surface. There are also numerous worn and cracks on each cladding plate. Besides, pebbles scatter all over the ground.