### layer:

Soil layer
* consist of materials.
* retain water.

Surface layer
* Most surface layers create barriers.
  - considerable barriers
* is rich in oxygen because of photosynthesis and contact with the atmosphere.

Thick layer
* are grain flow and thin layers are grain fall.
* separate layers.

Weak layer
* Some weak layers can persist within the snowpack for long periods.
* come in a variety of types and thicknesses.
* tend to be less dense layers that are comprised of poorly bonded or cohesionless grains.

Lead compound
* All lead compounds are small molecules that have been inexpensive to produce.
* Many lead compounds are used to make colored glazes in ceramics.
* Some lead compounds are semiconductors and are used in photodetectors
  - react to salt
* are in some non-Western cosmetics, such as surma and kohl
  - marine pollutants
  - toxic just like the element
  - used as a pigment in paints, dyes, and ceramic glazes and in caulk
* combine at different temperatures.
* have many virtues and, despite the danger, are still in use.
+ Lead, Properties, Chemical compounds: chemical elements :: metals
  * Lead compounds are toxic just like the element. The lead halides do not dissolve in water. It is a black solid. The lead oxides are all colored, while the other salts are white or colorless
  - Uses, As chemical compounds
  * Many lead compounds are used to make colored glazes in ceramics. Lead can be used in PVC pipes. Lead compounds are added to candles to make them burn better. Lead compounds are still used as pigments in some places. Lead compounds were added to gasoline, but are now outlawed. Some lead compounds are semiconductors and are used in photodetectors

### leaders:

Corporate leader
* Many corporate leaders claim that human rights are unnecessary impediments to development.
* are leaders
  - people
  - workers
* look for people who have a broad education.

Government leader
* are leaders
* run their economies and are responsible for inflation, money supply and jobs.

### leadership skills:

Management skill
* are leadership skills
  - the mechanical requirements of leadership
* is of course a major determinig factor in productivity.

### leagues:

Sports league
* are leagues
  - sports organizations
* have stringent prohibitions on illicit drug use, but it's open season on women.

### learned behavior:

Micturition
* involves the actions of both voluntary and involuntary muscles.
* is complex requiring control from the cerebral cortex, spinal cord and plexuses
  - elimination
  - excretion
* is the medical term for emptying the bladder
  - physiologic term for emptying the bladder
  - process of emptying the urinary bladder
* learned behavior.

Stupidity
* applies to all sexes.
* is assets
  - knowledge
  - located in people
  - mistakes
* is the effect of misunderstood words
  - one thing that unites our species
  - relaxation of intelligence
  - used for idiots
* seems occur simultaneously with a very high fertility rate in most human beings.
* socially taboo topic of discussion and has two different meanings.

### learned behavior | stupidity:

Idiocy
* Idiocies are retardation.
* is stupidity
  - the most characteristic of all human qualities

Mental deficiency
* is stupidity
* occurs in some cases.

### learned skill:

Anger management
* enables a child to harness the energy generated by anger to resolve the problem.
* focuses on alternative ways of behaving in response to anger.
* is seen as a way to improve one's reaction to stressful situations
  - the trendy remedy for criminals as well as mere cranks
* learned skill.
* major concern, and is one of the more troublesome symptoms for parents.
* teaches students to define, recognize, and control their own anger.

### learners best friend:

Separability
* is separation
* learner's best friend.