### salt | sulphate:

Copper sulphate
* consists of positive copper ions and negative sulphate ions.
* is poisonous, but it is blue colored.
* is used as a fungicide and as a trace element in fertilisers
  - widely as an agricultural poison and as an algicide in water purification

### salt:

Table salt
* Most table salt contains sodium
  - is fortified with iodine
* Some table salt is fortified with iodine.
* chemically simple combination of two components, sodium and chlorine.
* combination of sodium and chlorine.
* common and necessary part of our daily diet.
* contains a large number of additives
  - additives that make a cloudy brine and off color pickles
  - an anti-caking ingredient
  - potassium and iodide
* dissolves in water.
* fine-grained refined salt with additives that make it flow freely.
* has iodine and additives that make it free flowing.
* increases average levels of blood pressure.
* is about one-half sodium
  - compound made from the element sodium and the element chlorine
  - condiments
  - just one source of sodium
  - made of sodium
* is made up of sodium and chlorine
  - two compounds sodium and chloride
  - obtained from saline sea water through evaporation, in evaporation ponds
  - one of the largest sources of sodium in our diet
  - slightly hygroscopic
  - sodium chloride
* is the compound sodium chloride
  - main dietary source of sodium
* is the most common food that contains both chloride and sodium
  - concentrated form of sodium
* major source of sodium, which is the water holding mineral of the body.
* typical evaporated salt product.

### salt:

Tartar
* are crust
  - plaque
  - rivers
* becomes a focal point of irritation of the gums.
* breeding ground for bacteria.
* causes gums to become inflamed, red, sore, and sometimes bleed.
* encourages the growth of rather more dangerous types of bacteria.
* general name for general tribes in Asia.
* is plaque that has hardened on our teeth
* makes gums unhealthy and makes more bacteria grow on the teeth.
* mineral-impregnated bacterial plaque.
+ Tooth, Disease of teeth: Teeth
  * Plaque is the soft white substance that forms on teeth when they are not cleaned. It has bacteria in it that hurt enamel. If plaque is not cleaned off, after 2 days it can become tartar. Tartar makes gums unhealthy and makes more bacteria grow on the teeth.

Tartrate
* Some tartrates precipitate out during primary fermentation, and the wine becomes more stable.
* are chemical compounds
* is salt

Sample
* Most samples contain atoms.
* are examples
  - natural objects
  - provided by teams
* collect from sites.
  - insect specimens
* display opposite patterns
* exhibit characteristics
  - different characteristics
  - surface characteristics
* have characteristics
  - concentration
  - mass
  - properties
  - results
  - similar characteristics
* include blood.
* indicate differences.
* is an example
* mean - the mean of the sample.
* require conditions
  - examinations
  - further examinations
* reveal little variation
* shed light.
* show behaviour
  - chlorophyll
  - different behaviour
  - lower chlorophyll
  - mechanical behaviour
  - reaction
  - subtle differences
  - symptoms
  - trends
* support growth patterns
* use in experiments
  - protocols
  - standard protocols

### sample:

Coupon
* are a selling tool often used to promote overpriced convenience goods
  - sort of currency
  - certificates that give buyers certain savings on their purchases
  - coupons
  - currency of sorts
  - legal tenders
* are located in markets
  - newspapers
  - part of newspapers
* are the interest paid on that particular bond
  - most elementary method of advertising, giving to get
* is the ability to receive coupons of their choice delivered directly to their email address.
* leading online coupon source for consumers.

Water sample
* have concentration.
* show chlorophyll