In some countries, employees are generally given two weeks of paid vacation time each year. In other countries, employees are given four or six weeks of paid vacation time. Considering the needs of both employee and employer, what do you think is a reasonable amount of paid vacation time for employees to have?
This
research investigated the impact of calcium carbonate precipitation induced by the activity of four microbial strains known as Sporosarcina pasteurii, Bacillus megaterium, Sporosarcina ureae, and Bacillus licheniformis at cell concentrations of 107 cells/ml on lightweight fiber
concrete (LWFC). Three mixed designs with different Change the spelling
fibre
fiber
percentages (0%, 0.5%, and 1%) were considered for evaluation of the effects of these bacteria and polypropylene Change the spelling
fibre
fiber
on the mechanical properties and durability of LWC, which contained Leca aggregate. The experimental results indicated that the simultaneous addition of bacteria and Change the spelling
fibre
fiber
was effective and improved compressive, tensile, and flexural strength. It Change the spelling
fibre
also
reduced concrete water absorption and permeability in the specimens
. In specimens
with B. licheniformis and 1% fiber
, a maximum increase of approximately 32.65% was observed in tensile strength and a 28.39% decrease was observed in water absorption with respect to the control Change the spelling
fibre
specimens
. A comparison of the bacterial specimens
revealed that B. licheniformis and B. megateterium
performed better in Correct your spelling
megatherium
induction
of calcium carbonate precipitation and distribution of Add an article
the induction
fiber
in the concrete matrix than S. pasteurii and S. ureae in order to reduce the balling phenomenon. Change the spelling
fibre
In addition
, SEM-EDX and XRD analyses were conducted to verify the formation of calcium carbonate in the concrete matrix and characterize the crystalline phases of the calcite.Submitted by sa.parisa202 on
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Use cohesive linking words accurately and appropriately
Linking words are very important in your essay.
To score effectively on your IELTS exam, you should make an effort to implement short concise sentences coupled with linking words.
Almost every sentence in your essay should have a linking word of some sort.
In fact, the only sentences that can omit linking words are your background sentence and thesis.
Linking word examples:
- firstly
- secondly
- thirdly
- in additional
- moreover
- also
- for example
- for instance
- therefore
- however
- although
- even though
- despite
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