Can anyone please, suggest how I can measure the heavy-metal content of used engine oil?

Heavy metal content of used engine oil from automobiles.

08 September 2015 2,383 13 View

What is the best method to characterise hydrocarbon content of used oil extracted from agricultural tractors, diesel engines and light-duty vehicles?

Investigating impact of hydrocarbon on filter drains but, need to discriminate between the use of fresh oil and used oil.

08 September 2015 7,602 4 View

How do I attenuate the effects of heavy metals on soil physico-chemical properties?

Toxicology assessment.

07 August 2015 7,253 13 View

What are the cheap alternatives and sustainable options available for cleanup of large-scale oil spills in developing countries?

Sustainable development assessment.

07 August 2015 4,049 25 View

Is it possible to remove pesticides from water-logged soils using microbial assemblages?

Looking for viable options for remediation of pesticide-contaminated water-logged soils.

07 August 2015 5,481 13 View

Is ryegrass a good choice for phytoremediation of hydrocarbon-contaminated soil?

07 August 2015 4,248 8 View

Apart from environmental considerations, is it really realistic, from economic point of view, to recycle wastes from demolishing buildings/structures?

Want to carry out a feasibility study to ascertain the cost-effectiveness of recycling building wastes from demolishing buildings/structures for re-use in the re-construction of same...

04 May 2015 1,779 2 View

What are the environmentally-friendly methods for the disposal of used engine-oils from garages and industrial sites in the developed economies?

03 April 2015 6,521 12 View

Please, could anyone give me the current practice for the disposal/treatment of used engine-oils in the EU?

03 April 2015 5,714 0 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

How climate change will influences human and animal behavioral change?

The role of climate change influencing the human behavior as well as economics interest

01 June 2021 0 0 View

flexibility of polymers chain

effect of double bond on the flexibility of polymers

07 April 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 View

Formulation of polymer color flakes

I am writing to request some information for making polymer color flakes. I would appreciate the help.

17 March 2021 0 0 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 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

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View