Team:SCUT/Questionnaire
Questionnaire
In order to investigate how much do the public know about cadmium element so that we can predict the social effect of our products. We released a questionnaire named The research of people’s knowledge level about cadmium. Here is the content of the questionnaire and the report of data analysis and summary.
The research of people’s knowledge level about cadmium
1. Do you know the concept of heavy metal? (Single Choice)
A. Metal with a specific gravity greater than 5, which means the relative density is above 5. And it is always harmful to people’s health.
B. Same as familiar metal like Na+ and K+，which is needed to body.
C. High density metal.
D. Have no idea about it.
2. Which of the following elements do you think is harmful to the human body? (Multiple Choice)
A. Hg+
B .Cd+
C. Pb+
D. Au+
E. Unclear
3.Do you know anything about heavy metal? From what channels do you know it?(Multiple Choice)
A.From school books.
B.From extracurricular reading.
C.From the propaganda of the government departments.
D.Do not know anything about heavy metal.
4.Do you know the cause of Itai－Itai Disease that happened in Japan in 1970s?(Single Choice)
A.Cu+ poisoning
B.Hg+ poisoning
C.Cd+ poisoning
D.Li+ poisoning
E.Unclear
5.Do you think that cadmium is far from our daily life?(Single Choice)
A. Yes, cadmium exists only in the mine, nuclear power plant, metal smelting plant and other industrial processes.
B. No, Water, air, articles for daily use may contain cadmium
C. Unclear
6.Which of the following articles for daily use do you think may contain cadmium ion?(Multiple Choice)
A.Cosmetics
B.Electric contact of domestic appliance switch
C.Rechargeable battery
D.Insecticide and Bactericide
E. Aquatic products
7.Have you ever taken your drinking water or domestic water to related departments to detect the content of heavy metal?(Single Choice)
A.Regularly
B.Never
8.What is the main reason for you that you could not submit drinking water or domestic water to testing centers at regular intervals?(Multiple Choice)
A. Lacking of testing organizations to provide such services.
B. The detection costs a lot of time and money.
C. The procedure of sending a sample to related departments is too complicated.
D. Not so necessary.
9.If there is a detecting product with the advantage of simple operation, sensitivity of detection and being able to adsorb cadmium ion, would you be willing to use it?(Single Choice)
A. Yes, I do.
B. No, I don’t.