Gaston Jean

5 Questions 4 Answers 0 Followers

Questions related from Gaston Jean

What are the disadvantages of reusing composts from the composting of residues from dry toilets with sawdust in agriculture?

In some European countries, in Africa, in Latin America and even in the Caribbean, individual sanitation by dry litter toilets is practiced by some communities. The residues from these toilets are...

13 June 2020 2,857 1 View

Do you know of studies dealing with the contamination or not of vegetables cultivated using compost from the residues of dry toilets?

In many countries, eating vegetables produced with compost from the toilet is prohibited. Is there really a big problem?

13 June 2020 4,449 1 View

Other than bagasse, what sawdust could help reduce the time it takes to sanitize residues from dry litter toilets by composting?

During a composting experiment, it was found that the best results are therefore obtained with a litter made of 100% bagasse, which may be due to the presence of residual sugar, the biodegradation...

15 May 2020 471 3 View

Does it exist low tech treatments of WEEE, waste of electric and electronic equipment, adapted to low income countries, to recover the pure metals?

Often people dismantle WEEs just in pieces and send them in Northern countries. They so loose most of the add value of this activity.

09 May 2020 8,721 0 View

How is it possible to guarantee the microbiological safety using sludge from urban effluent treatment plants in agriculture?

It is a good thing to return this organic matter to the soil, but it is likely to contain pathogenic microorganisms.

02 May 2020 6,611 10 View