Not for being expected, the issue is less disappointing. Two weeks ago, the Keeling Curve -the most accepted atmospheric carbon dioxide indicator- overshot for the first time in 2014 the 400 ppm level. Last wednesday march 12th, the Mauna Loa Read More …
Author: David Mairal
A collaborative network on environmental and human safety of nanotechnology
If you use to read this blog, you will have notice that health, safety and environmental of nanotechnology is in recent times a recurrent topic. Apart from my own interest for nanoEHS, an important reason for its outstanding presence is Read More …
People living (almost) totally off the grid
From a time ago, I follow a site named Off-Grid, which presents itself like this: “Off-Grid.net is an eclectic mix of practical advice, news from the on-grid world and issues rarely covered by the mainstream media. It promotes the many enterprises Read More …
Asbestos, nanotechnology and a “world without end” (continuation)
[Note: This post is continuation of the previous entry. They were, in fact, the same post, but I divided them in order not to do an excessive long entry] Going into depth on how are advances and working of nanotechnology Read More …
Asbestos, nanotechnology and a “world without end”
As a consequence of the peculiar circumstance described in this post on asbestos published weeks ago, I am having several discussions starting with the paradoxical situation surrounding this material for a long time. Later, in a given time during the conversation, Read More …
What do laws serve to?
As a part of a consultancy work I do for the company PrevenControl, I am since some time ago involved in the development of guides collecting requirements that exist in countries all around the world, mainly occupational safety requirements to Read More …
An alternative to consider: Gas detection as a service
Work environment´s monitoring is the more determining technical measure of those included in a procedure for working in confined spaces (1). It is not more or less important than any other technical measures to establish (access and stay means, workplace ventilation, Read More …
Another professional use of the blog: sponsored posts
Days ago, I received a proposal from an advertising agency for writing sponsored posts. That is, entries in the blog in exchange of money. You may wonder if I accepted. The answer is yes. I did it as the functioning Read More …
An assessment of the NetAtmo weather station
Five months ago (september 2013) I installed an NetAtmo weather station in my family´s house in Ontinar (Zaragoza). In practice, it consist on three aluminium cylinders with similar dimensions of a soda can (45x45x155 mm the biggest one) as the ones at Read More …
Six frequently asked questions any citizen must know about nanotechnology
1. Nanotechnology, nanomaterials, nanoparticles,… what’s all this about? A nanomaterial is any material with morphological features sized in at least one dimension between 1 and 1000 nanometers (10-9 meters). In any of its dimensions (length, height, width) is really small: Read More …
Clint Eastwood: Something to do with life
One of my favourite movies are the ones making up the “Dollars Trilogy“, the film series consisting in three films directed by Sergio Leone in the 1960 decade: A fistful of Dollars, For a Few Dollars More, The Good, the Read More …
Aragon Valley Classic: The time when sanitary engineering recommended the asbestos
It doesn´t matter how much histories recur, it continues being surprising how brilliant and welcomed innovations in the beginning, become over time into something insignificant or even dangerous and forbidden. Asbestos is a clear example of it. As well, an Read More …
Aragonese
English
Spanish