The most widely cited place appears to be photodo, which is sadly out of date. photozone also has lens reviews. A note about lens reviews: There is often significant variation between samples of lenses. Reviews typically consider just a single sample, so you may not get the full picture from reading just a single review.

Yes! Always have access to an adequate water supply just in case of fire, which can occur to any type of building. First of all, choose plants that are inherently non-flammable – succulents or others that store water in their stems, and stay away from ornamental grasses and certain mosses that could become kindling material in an extremely dry situation. For example, Miscanthus can be very flammable. Succulent plants and a high inorganic soil media can actually act as a fire barrier. See similar questions...

There is no simple answer to this problem. It is a matter of tradeoffs. The aim is to get as much energy as possible safely, while not misusing any system elements. The general idea is to get a near as possible to the required voltage by connecting modules in series or in parallel as befits, while keeping in mind the maximum current any module should carry. See similar questions...

Hotels may be graded by different authorities which have different criteria. To find out more please read our guide to UK Hotel grading. See similar questions...

Whitewater rafting rivers are rated on difficulty scale of Class I (flatwater) to Class VI (unrunnable). For a description of each difficulty level, visit our river ratings page. See similar questions...

Click the Ratings link (on the left-hand side) for the appropriate type of trust (acute, ambulance, mental health or primary care). A list of all trusts (for the type selected) is displayed with their rating. Note: If required, you can use up and down arrows at the start of the list to sort results alphabetically, or by result, in ascending or descending order. Alternatively, you may wish to use search options to locate the required trust. See similar questions...

Fire extinguishers are rated by the type of fire they can extinguish. The chart below illustrates the more common types. In addition to the chart below, there is also the class K extinguisher, which is used for kitchen grease fires. If you would like to learn more about fire extinguishers, click here. See similar questions...

The concentration of a mixture of flammable vapor or gas in air (% by volume of vapor to air) in which a flash will occur or a flame will travel if the mixture is ignited See similar questions...

Yes, Quantum trains for all ratings from Private to Airline Transport Pilot, including Instrument and Instrument Instructor ratings. See similar questions...

G - General Audiences - All ages admitted - This signifies that the film rated contains nothing most parents will consider offensive for even their youngest children to see or hear. Nudity, sex scenes, and scenes of drug use are absent; violence is minimal; snippets of dialogue may go beyond polite conversation but do not go beyond common everyday expressions. See similar questions...

Marble Face Polished /Ground Face blocks are tested annually to Underwriter Laboratories (UL) standards by various independent testing laboratories. Therefore, they are UL rated although they are not UL listed, there being no requirement that ground faced blocks be UL listed in the United States. See similar questions...

All DeGeorge ceiling panels, tiles and planks are fire-retardant and meet Class A flame-spread ratings with the exception of WoodHaven planks, which meet Class C flame-spread ratings. See similar questions...

Well, I collect all sorts of humor. The criteria are simple ... if I think it's funny, it'll probably show up here sometime. But, as you can guess by now, the collection may well include things that might offend some people - things like sexual innuendo, nudity or coarse language. This isn't a collection of tasteless or dirty jokes, and in fact most are fairly clean. See similar questions...

raters answer the questions, they think about the main characters in the story and about the overall thrust of the story. If characters change morally, they rate them on how characters were at the end of the story. Because RECS rates the stories for what they can teach children, raters try not to make assumptions about thoughts or actions that were not explicitly in the story, paying attention to what characters say and do. See similar questions...

While the Administration hopes that, over time, increasing numbers of programs will fall into the "Effective" category, we also stress that completion of Program Assessment Rating Tool (PART) improvement plan is even more important than a program's PART rating. The goal is continuous improvement of program performance. See similar questions...

Home THX Audio Systems, developed by George Lucas' THX Division, have become the world's standard for film enjoyment in the home. Now in its 15th year, THX licenses its patented technology to leading A/V and PC manufacturers worldwide. The legendary training program has certified more than 1300 dealers as among the highest qualified to sell and install Home THX products. See similar questions...

RMS power is the general rating that you should look for, this is the overall continuous number of WATTS that a speaker will take,... and that might be only within a specific band of frequencies! If you don't understand what all the basic principles of power, impedance and bandwidth mean,... don't mess about with them because you will not only run the risk of damaging your speakers but also your amp. The voltages that run high power loudspeakers will bite you,.... HARD. See similar questions...

Starting with 2004 model year vehicles, rollover ratings combine both the stationary (at-rest) measurement known as the Static Stability Factor (SSF) and the tip or no-tip results of the dynamic maneuvering rollover test. These results are then combined for one overall star rating. However, individual test results, where available, can be viewed on the test details web page for each vehicle at www.safercar.gov. See similar questions...