Are clay tablewares unsuitable for health?

Some clay tablewares are coated with varnish which contains some heavy metals.... so, is clay tableware unsuitable for health?

03 April 2017 8,074 6 View

The technique of dating by carbon 14 has long been known, but it appears that it does not give very precise results; Are there any other techniques ?

03 April 2017 3,123 2 View

Can someone tell me what are the types of gas released by domestic gray wastewater

Sometimes one smells from domestic siphons and we do not know what kind of gas ??

02 March 2017 5,859 7 View

Vertical (cylindrical) solar still is recently used as a new type of solar distiller ... How is its design? How much it produces per day?

How much such distiller produces per day of distillate ?

01 January 1970 6,836 5 View

What kind of material could be used for strored water analysis?

Generally the fresh water in our region is stored in tanks because of its shortage, but after some time we observe algae formation and a variation in the taste and / or odor of the...

01 January 1970 870 8 View

Can the water will be decomposed into oxygen and hydrogen without electrical intervention? For example under the action of a catalyst only ?

01 January 1970 9,976 9 View

No title

01 January 1970 7,701 3 View

What inhibitors should be added to avoid parasitic reactions during water electrolysis?

During water electrolysis many other reactions take part; those reactions decrease the efficiency and then decrease the amount of hydrogen produced . So, is there any inhibitors to add before any...

01 January 1970 5,494 4 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

After a reference from Int J Body Compos Res, can any body help?

Hi, I am after the reference below, my library says it cannot obtain a copy either locally or internationally, any help appreciated! Chris Wang ZM, Heshka S, Wielopolski L, Pi-Sunyer FX, Pierson...

03 March 2021 6,193 1 View

Irradiation data for JAPAN?

Hi, Could you help me to get the latest (2019, 2020) solar resource data for a particular site in JAPAN? PV GIS and NSRDB data are not in reach to JAPAN, I'm looking for some other database for...

03 March 2021 961 3 View

Does Napabucasin soluble in dichloromethane and in ethanol?

I need to prepare a solution of Napabucasin (inhibitor of cancer cell stemness) in dichloromethane. The drug is expensive, so maybe somebody already tried to do it. If it is soluble, what is the...

02 March 2021 9,945 3 View

What are the most relevant MSc proposal topics for Petroleum Production Engineering at the moment?

I am a Petroleum Production Engg MSc student at Robert Gordon University in Aberdeen and I am in the process of selecting a topic for my MSc Engineering Investigation proposal. I would very much...

01 March 2021 7,396 4 View

Why am i not getting solid after reacting APTES with salicylaldehyde?

The reaction of APTES with salicylaldehyde in ethanol leads to the formation of imine compound yellow solid which is mention in literature, but I am not getting yellow solid I don't know why? when...

28 February 2021 2,955 2 View

How to calculate Ligand-active site distance in a ligand-protein complex from MD simulation?

I have run a MD simulation of a ligand-protein complex in GROMACS using CHARMM forcefield. Reviewer has asked me to calculate Ligand-activesite distance and binding free energy of ligand with...

27 February 2021 4,703 1 View

Why do the air flow results vary totally when adding scalar in CFD ?

Dear All, We are using Autodesk cfd to calculate the air flow in a single sided naturally ventilated room, where air flow depends only on buoyancy due to temperature difference between inside and...

25 February 2021 9,602 4 View

How to model Supercritical water gasification (SCWG) process in Homer software?

Hi everyone How to model Supercritical water gasification (SCWG) process in Homer software?

25 February 2021 4,075 1 View

Steps to calculate activation energy by coats & redfern method?

I'm a chemistry student and I'm researching the kinetic degradation of mixed plastic waste. I'm having trouble calculating the activation energy by the coats & Redfern method. The data that...

24 February 2021 974 1 View