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Monitoring of Coliforms and chlorine residual in water distribution network of Rawalpindi, Pakistan
- S. Farooq, I. Hashmi, I. A. Qazi, Sara Qaiser, S. Rasheed
- Environmental ScienceEnvironmental monitoring and assessment
- 1 May 2008
TLDR
OCCUPATIONAL HEALTH AND SAFETY ISSUES IN SIHALA FLOUR & GENERAL MILLS ( PVT . ) LIMITED IN I-9 INDUSTRIAL ZONE , ISLAMABAD : A CASE STUDY
- S. Rasheed, Zahir Khan
- 2011
The present study was undertaken to observe the occupational health and safety issues and remedial measures taken in Sihala Flour Mill, I-9, Industrial Area, Islamabad. In an agricultural industry,…
Occurrence, influencing factors, toxicity, regulations, and abatement approaches for disinfection by-products in chlorinated drinking water: A comprehensive review.
- Sundas Kali, Marina Khan, M. Zafar
- Environmental ScienceEnvironmental pollution
- 17 March 2021
Optimization of total trihalomethanes' (TTHMs) and their precursors' removal by granulated activated carbon (GAC) and sand dual media by response surface methodology (RSM)
- S. Rasheed, L. Campos, J. K. Kim, Q. Zhou, I. Hashmi
- Engineering
- 1 June 2016
A response surface methodology (RSM) applying central composite design with rotatable full factorial (14 non-center and six center points) was used to discern the effect of granular activated carbon…
Analytical solutions of linear and nonlinear Klein-Fock-Gordon equation
- N. Khan, S. Rasheed
- Mathematics
- 2015
Abstract In this paper, we deal with some linear and nonlinear Klein-Fock-Gordon (KFG) equations, which is a relativistic version of the Schrödinger equation. The approximate analytical solutions are…
Species-specific interaction of trihalomethane (THM) precursors in a scaled-up distribution network using response surface methodology (RSM)
- S. Rasheed, I. Hashmi, J. K. Kim, Qizhi Zhou, L. Campos
- Chemistry, MedicineEnvironmental technology
- 1 February 2018
TLDR
Incidence of chlorination by-products in an institutional drinking water distribution network, Islamabad, Pakistan, using response surface methodology
- Romana Khan, I. Hashmi, H. Nasir, S. Rasheed, L. Campos
- Environmental ScienceJournal of Water, Sanitation and Hygiene for…
- 10 October 2018
Trihalomethanes (THMs) are regulated disinfection by-products (DBPs), analyzed in drinking water due to their toxicological health effects. However, few data exist regarding the content of emerging…
Comparison of chlorination and chloramination practices on microbial inactivation efficiencies within a scaled‐up water distribution network using central composite design
- Romana Khan, I. Hashmi, Amrah Qureshi, S. Rasheed
- EngineeringWater and Environment Journal
- 17 August 2020
Disinfection practices reduce the incidence of water‐borne diseases but may result in formation of disinfection byproducts (DBPs) in raw water that are reported to be carcinogenic. Central composite…
Inactivation of Escherichia coli and Salmonella with chlorine in drinking waters at various pH and temperature levels
- S. Rasheed, I. Hashmi, L. Campos
- Chemistry
- 1 June 2016
Effect of chlorination at pH 6, 7 and 8 at temperatures 15, 25 and 35˚C for maximum inactivation of Escherichia coli (E. coli) and Salmonella in distilled, tap and well water was examined at 0.25,…
STATUS OF THE WESTERN SMALL-FOOTED MYOTIS IN BRITISH COLUMBIA
- S. Rasheed, S. Holroyd
- Environmental Science
- 2002
The Western Small-footed Myotis (Myotis ciliolabrum) is the smallest bat in British Columbia. Its distribution within the province is restricted to arid low elevation valleys in the dry interior of…
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